Pdf gravitational form factors and nucleon spin structure
Pdf gravitational form factors and nucleon spin structure
Spin Structure of the Nucleon G. K. Mallot CERN/PH 33 rd Meeing of the PAC JINR, Dubna, June 21, 2010 G. Mallot JINR, Dubna, June 21, 2010
Recent fits to nucleon form factor data show that the nucleon core has a Gaussian charge density distribution and peripheral periodicity of declining amplitude whose wavelength approximates the particle’s Compton wavelength.
We calculate the stress tensor, or energy-momentum tensor, form factors of the pion and of axial vector mesons in the chiral limit of a hard wall AdS/CFT model of QCD.
quark spin in the nucleon rest frame or in the quark model. B.-Q. Ma, J.Phys. G 17 (1991) L53 B.-Q. Ma, Q.-R. Zhang, Z.Phys.C 58 (1993) 479-482. Quark spin sum is not a Lorentz invariant quantity Thus the quark spin sum equals to the proton in the rest frame does not mean that it equals to the proton spin in the infinite momentum frame in the rest frame does not mean that in the infinite
1st QCD Spin Summer School, BNL, June 2004 Nucleon (Spin) Structure from the Lattice Tom Blum University of Connecticut and RIKEN BNL Research Center
Outline 1. Nucleon structure 2. Energy-momentum tensor 3. Mass decompositions 4. 3D distributions in Breit frame 5. Comparison with neutron stars 6.
Predicting Proton Axial Form Factors with a Quark-Diquark Model Trevor M. Oxholm December 3, 2016 Abstract A quark-diquark model is used to predict the nucleon Axial Form Factor more accurately
one has to study nucleon gravitational form factors. These functions, which arise in the nucleon These functions, which arise in the nucleon 1 For a gauge particle the decomposition of its angular momentum into its spin and orbital components is
The electromagnetic form factor (left) and quark part of the spin-2 gravitational form factor (right) in SQM (solid line) and NJL model (dashed line) compared to the lattice data from [Brömmel 2005/7].
q ≡ (ω,”q ) e e” k k” θ e N N” p” p Figure 1.2: The scattering diagram in the lab frame for a one-photon exchange reaction. θe is the electron scattering angle and q2 is the 4-momentum transferred to the nucleon.
The partition of nucleon spin between total angular momenta of quarks and gluons is described by the energy momentum tensor formfactors manifested also in the nucleon scattering by weak classical
Parity-Violating Electron Scattering and Nucleon Structure 3 1 INTRODUCTION The study of the parity-nonconserving force between electrons and quarks has
and thus are intimately related to its internal structure; these form factors are among the most basic observables of the nucleon. The Fourier transform of EFFs gives the charge and magnetization distributions of nucleon respec-tively. One can obtain the Dirac, F1(Q2) and Pauli, F2(Q2) form factors from the rst moment of spin non-ip H(x;Q2) and spin ip E(x;Q2) GPDs [21]. Gravity plays a major
Nucleon Elastic Form Factors … Fundamental quantities Defined in context of singleDefined in context of single-photon exchangephoton exchange
A spin-1 system (deuteron, ˆ) has ve vector GPDs. This increase in the number of GPDs is analogous to the increasing number of form factors, or of DIS structure functions, as spin increases.
(PDF) Gravitational Form Factors of Vector Mesons in an
Parity-Violating Electron Scattering and Nucleon Structure
Fundamental Structure of Matter and Strong Interaction Jian-ping Chen (陈剑平), Jefferson Lab, Virginia, USA Lanzhou University, Lanzhou, November, 2011
Generalized Parton Distributions and Gravitational Form Factors in Light cone model Narinder Kumar and Harleen Dahiya Dr. B.R. Ambedkar National Institute of Technology, Jalandhar Dubna International Advanced School of Theoretical Physics Helmholtz International Summer School August 26, 2014 N Kumar and H Dahiya (Dr. B.R. Ambedkar National Institute of Technology, Jalandhar …
– Form Factors (Q2) => Consolidation and Exploration at higher Q2 – Nucleon radius (from Q 2 0) => High Precision, but also need of Consolidation in lab.
DOI 10.1140/epja/i2015-15079-x Review Eur. Phys. J. A (2015) 51:79 THE EUROPEAN PHYSICAL JOURNAL A The structure of the nucleon: Elastic electromagnetic form factors
form factors, F1(q2) and F2(q2), are the analogs of F(q2) in the discussion above, and F 1 (0) = F 2 (0) = 1. If the proton were a pointlike Dirac particle like the
Front. Phys. 11(5), 111207 (2016) DOI 10.1007/s11467-016-0573-6 REVIEW ARTICLE Gravitational form factors and nucleon spin structure O. V. Teryaev
1.1 Weak Form Factors and the Role of Strange Quarks The formalism of the electroweak interaction between electrons and quarks can be found in many textbooks and several recent reviews of parity violating electron scattering [3, 4, 5, 6].
Chiral structure of nucleon gravitational form factors A.V. Belitsky, X. Ji Department of Physics University of Maryland at College Park College Park, MD 20742-4111, USA Abstract We study the low momentum behavior of nucleon gravitational form factors in the framework of the heavy baryon chiral perturbation theory. At zero recoil they determine the momentum and spin apportion between nucleon
Takahiro Sawada, Institute of Physics, Academia Sinica, Taiwan on behalf of the COMPASS Collaboration Study of nucleon spin structure at COMPASS-II
Form Factors and Structure Functions Yury Kolomensky Physics 226, Fall 2010. Phys226 YGK, Hadronic Structure Running of Coupling Constants Generic property of any field theory: higher order corrections (loops) induce momentum (distance) dependence of coupling constants. This is known as an effect of “vacuum polarization” The magnitude and the direction of the change depends on the type of
C Nucleon electromagnetic form factors 67 1 A historical introduction Diplon, deuton, deuteron: under di erent names, the nucleus of deuterium, or diplogen, has been the subject of intense studies since its discovery in 1932. As the only two-nucleon bound state, its properties have continuously been viewed as important in nuclear theory as the hydrogen atom is in atomic theory. 1. Yet
Measurement of the Nucleon Form-Factors Kent Paschke University of Virginia More (Thursday, session D): • B. Wojtsekhowski, Nucleon Form Factors
We confirm the obtained mass values from an analysis of the pion and nucleon spin‐0 gravitational form factors, recently measured on the lattice. We find that a simple two‐state model suggests a meson nature of f 0 (600), and a glueball nature of f 0 (980), which naturally explains the ratios of various coupling constants.
B. Badelek (Warsaw ) Nucleon Spin Structure INPC 2010 4 / 33 Partonic structure of the nucleon; distribution functions Three twist-twoquark distributions in QCD (after integrating over the quark intrinsic k t )
Spin structure functions of the nucleon have been measured for three decades, beginning with the experiments at SLAC [1] and the discovery of the famous “spin puzzle” by the EMC [2]. Several experiments at SLAC, CERN and HERA followed, with the main goal to access
Resonancecontributions to nucleon structure functions are calculated. The The resulting expressionsare used to investigate quark–hadron duality in electron–nucleonscattering by
Gravitational form factors are the matrix elements of the Belinfante energy momentum tensor (EMT) which naturally incorporate the hadron structure and the equivalence principle.
At zero recoil they determine the momentum and spin apportion between nucleon constituents. Our result provides an insight into the response of the nucleon’s pion cloud to an external weak gravitational field and establishes a theoretical framework for extrapolation of experimental and lattice data on the nucleon form factors to zero momentum transfer. We also discuss form factors
Gravitational Form Factors The most general structure of stress tensor matrix ele- ment for spin- 21 particles can be written in terms of three form factors FIG. 3: The red dashed line is the gravitational form factor p2 , s2 T µν (0) p1 , s1 = u(p2 , s2 ) A(Q)γ (µ pν) (67) from the soft-wall model, while the solid blue line is the corre- sponding form factor from the integral of a GPD
C. Alexandrou (Univ. of Cyprus & Cyprus Inst.) Nucleon axial form factors and structure Durham, April 20th, 2017 4 / 25 Questions we would like to address With simulations at the physical value of the pion mass there is a number of interesting questions we want to
Predicting Proton Axial Form Factors with a Quark-Diquark
Abstract. Nucleon scattering by the classical gravitational field is described by the gravitational (energymomentum tensor) form factors (GFFs), which also control the partition of nucleon spin between the total angular momenta of quarks and gluons.
INT Program INT-18-3 Week 1: GPDs, 1–5 October 2018, Seattle, WA “Probing Nucleons and Nuclei in High Energy Collisions” Form factors of the energy-momentum tensor
Physics Program at Jefferson Lab and a Future Electron-Ion Collider J. P. Chen, Jefferson Lab, Virginia, USA BCVSPIN, Hue, Vietnam, July 26, 2011 Introduction JLab 6 GeV Facility and 12 GeV Upgrade A Future Electron-Ion Collider (EIC) Highlights of JLab 6 GeV Results and 12 GeV Program Form Factors, Spin Structure Transverse Momentum Dependent Structure (TMDs) Generalized …
calculations of nucleon form factors will certainly use these new light-quark methods and hopefully get much closer to the physical quark masses. There is also an extensive amount of theoretical work on the general problem of “chiral extrapolation”, i.e. understanding from a chiral
I. INTRODUCTION The space-like electromagnetic form factors of the proton and neutron obtained in electron-nucleon elastic scattering are key measures of the fundamental structure of hadrons.
3D structure of hadrons by generalized distribution amplitudes and gravitational form factors S. Kumano∗a,b, Qin-Tao Songa, Understanding of three-dimensional (3D) structure functions for the nucleon is one of hot topics in hadron physics. One of the major purposes of their studies is to understand the origin of nucleon spin including partonic orbital-angular-momentum contributions
Nucleon mass and spin: What’s the issue? Durr, et al. (2009) What’s mysterious about proton mass? Lattice QCD can explain it. Proton has spin ½ because it’s a fermion. – real world example of companies using spin doctrine TRANSVERSE SPIN STRUCTURE OF BARYONS USING LATTICE QCD Jacob Bickerton Collaborators: James Zanotti, Ross Young QCD Down Under 2017 1. CONTENT • Motivation • Spin Density • Solving Three-point functions • Form Factors • Flavour Symmetry Breaking Expansion 2. MOTIVATION • To look at the internal structure of baryons and view the positional density of the quarks depending on the spin
Probing the Internal Structure of the Proton The protons and neutrons are the basic building blocks of atomic nuclei. The internal structure of the nucleons determines their fundamental properties, which in turn directly affect the properties of the nuclei. Understanding how the nucleon is built in terms of underlying quark and gluon degrees of freedom is one of most important and challenging
We study the low momentum behavior of nucleon gravitational form factors in the framework of the heavy baryon chiral perturbation theory. At zero recoil they determine the momentum and spin apportion between nucleon constituents.
of nucleon form factors, low moments of nucleon structure functions and low moments of generalized parton distributions, including flavor and spin dependence” Tuesday, April 29, 2014. Nucleon Structure on a Lattice Large-Scale Computing(NP) Apr 29-30, 2014 Sergey N. Syritsyn Nucleon Structure on a Lattice Project • Gauge field configurations are generated elsewhere (normally BG/Qs), gauge
this reason, form factors based on the Skyrme-type potentials are larger in the surface and exterior regions (where p z 0) than, for example, the form factors of Ian0 and Pinkston, as shown in table 1 …
Spin Structure of Nucleon and Equivalence Principle O.V. Teryaev1 1. Bogoliubov Laboratory of Theoretical Physics, JINR, 141980 Dubna, Moscow region, Russia Abstract The partition of nucleon spin between total angular momenta of quarks and gluons is described by the energy momentum tensor form-factors manifested also in the nucleon scattering by weak classical gravitational field. Natural
Introduction • Electromagnetic Form Factors contain structure information on the many-body system of quarks and gluons of the nucleon. • When obtained from experiment, they are
Spin Structure of the Nucleon. Operated by Jefferson Science Associates for the U.S. Department of Energy Thomas Jefferson National Accelerator Facility Page 2 Outline • JLab today and future • Elastic Form Factors • Parton Distribution Functions • GPDs • Strangeness in the Nucleon • New Standard Model Test. Operated by Jefferson Science Associates for the U.S. Department of Energy
Page 3 The Issues • What lies at the heart of nuclear structure? • Start from a QCD-inspired model of hadron structure • Ask how that structure is modified in-medium
09:30–10:15 Nucleon spin structure: Highlights and Workshop goals Marc Vanderhaeghen . 10:15–11:00 Overview of new measurements of electromagnetic form factors, polarizabilities Sebastian Kuhn . and spin structure function functions . 11:00–11:30 . Coffee break. 11:30–12:15 Proton spin structure in the hyperfine splitting of muonic H Carl Carlson
EM Nucleon Form Factors • They are the basic observables that contain important information about the electromagnetic structure of the proton and the neutron in the non-perturbative
Electromagnetic form factors of the nucleon in the chiral constituent quark model Harleen Dahiya Department of Physics Dr. B.R. Ambedkar National Institute of Technology Jalandhar Jefferson Lab, Newport News, Virginia April 11-15, 2011 H Dahiya (NITJ) Electromagnetic form factors of the nucleon DIS 2011 1 / 38. 3 Summary and Conclusions Outline 1 Internal structure of the baryons 2 …
With a special intention of clarifying the underlying spin contents of the nucleon, we investigate the generalized form factors of the nucleon, which are defined as the nth x moments of the generalized parton distribution functions, within the framework of the chiral quark soliton model.
Overview of proton, neutron, and pion form factor measurements John Arrington Argonne National Lab QCD Bound States Workshop June 15-19, Argonne National Lab. 2 Nucleon Electromagnetic Form Factors Fundamental properties of the proton and neutron – Contain information on charge, magnetization distributions – Connect to distribution, dynamics of quarks in hadrons Experimental …
Abstract. Nucleon scattering by the classical gravitational field is described by the gravitational (energy-momentum tensor) form factors (GFFs), which also control the partition of nucleon spin between the total angular momenta of quarks and gluons.
Spin Structure of the Nucleon COMPASS
The nucleon (proton and neutron) electromagnetic form factors describe the spatial distributions of electric charge and current inside the nucleon and thus are intimately related to its internal structure; these form factors are among the most basic observables of the nucleon.
•Low Q nucleon spin structure functions, spin polarizabilities and sum rules • Nucleon form factors and polarizabilities • The light atoms’ hyperfine structure at the intersection between nuclear
PoS(DIS2017)244 3D Structure of Hadrons by GDAs S. Kumano Gell-Mann matrix la. Using the momenta P = p+ p′and ∆ = p′ p, we express the matrix element of the energy momentum tensor in terms of the gravitational form factors Q1 and Q2 as
We calculate gravitational form factors of vector mesons using a holographic model of QCD. These provide restrictions on the generalized parton distributions of vector mesons, via the sum rules
Nucleon form factors from Nf=2+1+1 twisted mass fermions
Nucleon axial form factors and structure
Nucleon form factors from Nf=2+1+1 twisted mass fermions at the physical point Martha Constantinou Temple University in collaboration with ETM Collaboration:
The aim of the workshop was to bring together a number of specialists in non-perturbative field theory as well as others working in the areas of hadron physics and related fields.
Exploring nucleon spin structure through neutrino neutral-current interactions in MicroBooNE K. Woodru , for the MicroBooNE collaboration New Mexico State University (Dated: February 6, 2017) The net contribution of the strange quark spins to the proton spin, s, can be determined from neutral current elastic neutrino-proton interactions at low momentum transfer combined with data from electron
The Electric Charge and Magnetization Distribution of the
The spin of the proton indico.ihep.ac.cn
Thus, the eigenfunctions of introduced Hamiltonian application for nucleon structure investigation the are next interesting problem. This paper is devoted for electric and magnetic elastic form-factors …
Spin Structure of Nucleon and Equivalence Principle
Origin of Nuclear Structure In-Medium Changes in Nucleon
Chiral structure of nucleon gravitational form factors
– Fundamental Structure of Matter and Strong Interaction
Scalar‐isoscalar states gravitational form factors and
Generalized Parton Distributions and Gravitational Form
(PDF) Gravitational Form Factors in the Axial Sector from
Form Factors and Structure Functions
Generalized parton distributions of the deuteron in a
one has to study nucleon gravitational form factors. These functions, which arise in the nucleon These functions, which arise in the nucleon 1 For a gauge particle the decomposition of its angular momentum into its spin and orbital components is
Recent fits to nucleon form factor data show that the nucleon core has a Gaussian charge density distribution and peripheral periodicity of declining amplitude whose wavelength approximates the particle’s Compton wavelength.
and thus are intimately related to its internal structure; these form factors are among the most basic observables of the nucleon. The Fourier transform of EFFs gives the charge and magnetization distributions of nucleon respec-tively. One can obtain the Dirac, F1(Q2) and Pauli, F2(Q2) form factors from the rst moment of spin non-ip H(x;Q2) and spin ip E(x;Q2) GPDs [21]. Gravity plays a major
Exploring nucleon spin structure through neutrino neutral-current interactions in MicroBooNE K. Woodru , for the MicroBooNE collaboration New Mexico State University (Dated: February 6, 2017) The net contribution of the strange quark spins to the proton spin, s, can be determined from neutral current elastic neutrino-proton interactions at low momentum transfer combined with data from electron
Probing the Internal Structure of the Proton The protons and neutrons are the basic building blocks of atomic nuclei. The internal structure of the nucleons determines their fundamental properties, which in turn directly affect the properties of the nuclei. Understanding how the nucleon is built in terms of underlying quark and gluon degrees of freedom is one of most important and challenging
TRANSVERSE SPIN STRUCTURE OF BARYONS USING LATTICE QCD Jacob Bickerton Collaborators: James Zanotti, Ross Young QCD Down Under 2017 1. CONTENT • Motivation • Spin Density • Solving Three-point functions • Form Factors • Flavour Symmetry Breaking Expansion 2. MOTIVATION • To look at the internal structure of baryons and view the positional density of the quarks depending on the spin
Chiral structure of nucleon gravitational form factors A
Holographic production near threshold and the proton mass
•Low Q nucleon spin structure functions, spin polarizabilities and sum rules • Nucleon form factors and polarizabilities • The light atoms’ hyperfine structure at the intersection between nuclear
Front. Phys. 11(5), 111207 (2016) DOI 10.1007/s11467-016-0573-6 REVIEW ARTICLE Gravitational form factors and nucleon spin structure O. V. Teryaev
Resonancecontributions to nucleon structure functions are calculated. The The resulting expressionsare used to investigate quark–hadron duality in electron–nucleonscattering by
Nucleon mass and spin: What’s the issue? Durr, et al. (2009) What’s mysterious about proton mass? Lattice QCD can explain it. Proton has spin ½ because it’s a fermion.
Gravitational Form Factors The most general structure of stress tensor matrix ele- ment for spin- 21 particles can be written in terms of three form factors FIG. 3: The red dashed line is the gravitational form factor p2 , s2 T µν (0) p1 , s1 = u(p2 , s2 ) A(Q)γ (µ pν) (67) from the soft-wall model, while the solid blue line is the corre- sponding form factor from the integral of a GPD
quark spin in the nucleon rest frame or in the quark model. B.-Q. Ma, J.Phys. G 17 (1991) L53 B.-Q. Ma, Q.-R. Zhang, Z.Phys.C 58 (1993) 479-482. Quark spin sum is not a Lorentz invariant quantity Thus the quark spin sum equals to the proton in the rest frame does not mean that it equals to the proton spin in the infinite momentum frame in the rest frame does not mean that in the infinite
Exploring nucleon spin structure through neutrino neutral-current interactions in MicroBooNE K. Woodru , for the MicroBooNE collaboration New Mexico State University (Dated: February 6, 2017) The net contribution of the strange quark spins to the proton spin, s, can be determined from neutral current elastic neutrino-proton interactions at low momentum transfer combined with data from electron
Nucleon spin and orbital structure 20 years later
Spin Structure of Nucleon and Equivalence Principle
Recent fits to nucleon form factor data show that the nucleon core has a Gaussian charge density distribution and peripheral periodicity of declining amplitude whose wavelength approximates the particle’s Compton wavelength.
The partition of nucleon spin between total angular momenta of quarks and gluons is described by the energy momentum tensor formfactors manifested also in the nucleon scattering by weak classical
Front. Phys. 11(5), 111207 (2016) DOI 10.1007/s11467-016-0573-6 REVIEW ARTICLE Gravitational form factors and nucleon spin structure O. V. Teryaev
Predicting Proton Axial Form Factors with a Quark-Diquark Model Trevor M. Oxholm December 3, 2016 Abstract A quark-diquark model is used to predict the nucleon Axial Form Factor more accurately
Probing the Internal Structure of the Proton The protons and neutrons are the basic building blocks of atomic nuclei. The internal structure of the nucleons determines their fundamental properties, which in turn directly affect the properties of the nuclei. Understanding how the nucleon is built in terms of underlying quark and gluon degrees of freedom is one of most important and challenging
Electromagnetic form factors of the nucleon in the chiral constituent quark model Harleen Dahiya Department of Physics Dr. B.R. Ambedkar National Institute of Technology Jalandhar Jefferson Lab, Newport News, Virginia April 11-15, 2011 H Dahiya (NITJ) Electromagnetic form factors of the nucleon DIS 2011 1 / 38. 3 Summary and Conclusions Outline 1 Internal structure of the baryons 2 …
Spin Structure of Nucleon and Equivalence Principle O.V. Teryaev1 1. Bogoliubov Laboratory of Theoretical Physics, JINR, 141980 Dubna, Moscow region, Russia Abstract The partition of nucleon spin between total angular momenta of quarks and gluons is described by the energy momentum tensor form-factors manifested also in the nucleon scattering by weak classical gravitational field. Natural
Physics Program at Jefferson Lab and a Future Electron-Ion
The SAMPLE Experiment and Weak Nucleon Structure
and thus are intimately related to its internal structure; these form factors are among the most basic observables of the nucleon. The Fourier transform of EFFs gives the charge and magnetization distributions of nucleon respec-tively. One can obtain the Dirac, F1(Q2) and Pauli, F2(Q2) form factors from the rst moment of spin non-ip H(x;Q2) and spin ip E(x;Q2) GPDs [21]. Gravity plays a major
With a special intention of clarifying the underlying spin contents of the nucleon, we investigate the generalized form factors of the nucleon, which are defined as the nth x moments of the generalized parton distribution functions, within the framework of the chiral quark soliton model.
Spin Structure of the Nucleon. Operated by Jefferson Science Associates for the U.S. Department of Energy Thomas Jefferson National Accelerator Facility Page 2 Outline • JLab today and future • Elastic Form Factors • Parton Distribution Functions • GPDs • Strangeness in the Nucleon • New Standard Model Test. Operated by Jefferson Science Associates for the U.S. Department of Energy
Abstract. Nucleon scattering by the classical gravitational field is described by the gravitational (energy-momentum tensor) form factors (GFFs), which also control the partition of nucleon spin between the total angular momenta of quarks and gluons.
Parity-Violating Electron Scattering and Nucleon Structure 3 1 INTRODUCTION The study of the parity-nonconserving force between electrons and quarks has
We calculate the stress tensor, or energy-momentum tensor, form factors of the pion and of axial vector mesons in the chiral limit of a hard wall AdS/CFT model of QCD.
Nucleon mass and spin: What’s the issue? Durr, et al. (2009) What’s mysterious about proton mass? Lattice QCD can explain it. Proton has spin ½ because it’s a fermion.
of nucleon form factors, low moments of nucleon structure functions and low moments of generalized parton distributions, including flavor and spin dependence” Tuesday, April 29, 2014. Nucleon Structure on a Lattice Large-Scale Computing(NP) Apr 29-30, 2014 Sergey N. Syritsyn Nucleon Structure on a Lattice Project • Gauge field configurations are generated elsewhere (normally BG/Qs), gauge
TRANSVERSE SPIN STRUCTURE OF BARYONS USING LATTICE QCD
Form Factors and Structure Functions
Exploring nucleon spin structure through neutrino neutral-current interactions in MicroBooNE K. Woodru , for the MicroBooNE collaboration New Mexico State University (Dated: February 6, 2017) The net contribution of the strange quark spins to the proton spin, s, can be determined from neutral current elastic neutrino-proton interactions at low momentum transfer combined with data from electron
Chiral structure of nucleon gravitational form factors A.V. Belitsky, X. Ji Department of Physics University of Maryland at College Park College Park, MD 20742-4111, USA Abstract We study the low momentum behavior of nucleon gravitational form factors in the framework of the heavy baryon chiral perturbation theory. At zero recoil they determine the momentum and spin apportion between nucleon
– Form Factors (Q2) => Consolidation and Exploration at higher Q2 – Nucleon radius (from Q 2 0) => High Precision, but also need of Consolidation in lab.
Electromagnetic form factors of the nucleon in the chiral constituent quark model Harleen Dahiya Department of Physics Dr. B.R. Ambedkar National Institute of Technology Jalandhar Jefferson Lab, Newport News, Virginia April 11-15, 2011 H Dahiya (NITJ) Electromagnetic form factors of the nucleon DIS 2011 1 / 38. 3 Summary and Conclusions Outline 1 Internal structure of the baryons 2 …
We calculate the stress tensor, or energy-momentum tensor, form factors of the pion and of axial vector mesons in the chiral limit of a hard wall AdS/CFT model of QCD.
1.1 Weak Form Factors and the Role of Strange Quarks The formalism of the electroweak interaction between electrons and quarks can be found in many textbooks and several recent reviews of parity violating electron scattering [3, 4, 5, 6].
3D structure of hadrons by generalized distribution amplitudes and gravitational form factors S. Kumano∗a,b, Qin-Tao Songa, Understanding of three-dimensional (3D) structure functions for the nucleon is one of hot topics in hadron physics. One of the major purposes of their studies is to understand the origin of nucleon spin including partonic orbital-angular-momentum contributions
Generalized Parton Distributions and Gravitational Form Factors in Light cone model Narinder Kumar and Harleen Dahiya Dr. B.R. Ambedkar National Institute of Technology, Jalandhar Dubna International Advanced School of Theoretical Physics Helmholtz International Summer School August 26, 2014 N Kumar and H Dahiya (Dr. B.R. Ambedkar National Institute of Technology, Jalandhar …
Introduction • Electromagnetic Form Factors contain structure information on the many-body system of quarks and gluons of the nucleon. • When obtained from experiment, they are
Page 3 The Issues • What lies at the heart of nuclear structure? • Start from a QCD-inspired model of hadron structure • Ask how that structure is modified in-medium
form factors, F1(q2) and F2(q2), are the analogs of F(q2) in the discussion above, and F 1 (0) = F 2 (0) = 1. If the proton were a pointlike Dirac particle like the
Resonancecontributions to nucleon structure functions are calculated. The The resulting expressionsare used to investigate quark–hadron duality in electron–nucleonscattering by
Abstract. Nucleon scattering by the classical gravitational field is described by the gravitational (energy-momentum tensor) form factors (GFFs), which also control the partition of nucleon spin between the total angular momenta of quarks and gluons.
Nucleon Spin Structure at Low Q A Hyperfine View ECT
Generalized Form Factors Generalized Parton Distributions
calculations of nucleon form factors will certainly use these new light-quark methods and hopefully get much closer to the physical quark masses. There is also an extensive amount of theoretical work on the general problem of “chiral extrapolation”, i.e. understanding from a chiral
Fundamental Structure of Matter and Strong Interaction Jian-ping Chen (陈剑平), Jefferson Lab, Virginia, USA Lanzhou University, Lanzhou, November, 2011
Page 3 The Issues • What lies at the heart of nuclear structure? • Start from a QCD-inspired model of hadron structure • Ask how that structure is modified in-medium
Spin Structure of Nucleon and Equivalence Principle O.V. Teryaev1 1. Bogoliubov Laboratory of Theoretical Physics, JINR, 141980 Dubna, Moscow region, Russia Abstract The partition of nucleon spin between total angular momenta of quarks and gluons is described by the energy momentum tensor form-factors manifested also in the nucleon scattering by weak classical gravitational field. Natural
PoS(DIS2017)244 3D Structure of Hadrons by GDAs S. Kumano Gell-Mann matrix la. Using the momenta P = p p′and ∆ = p′ p, we express the matrix element of the energy momentum tensor in terms of the gravitational form factors Q1 and Q2 as
CHAPTER 1 INTRODUCTION AND THEORY 1.1 Introduction 1.1.1
Gravitational form factors and nucleon spin structure
q ≡ (ω,”q ) e e” k k” θ e N N” p” p Figure 1.2: The scattering diagram in the lab frame for a one-photon exchange reaction. θe is the electron scattering angle and q2 is the 4-momentum transferred to the nucleon.
The aim of the workshop was to bring together a number of specialists in non-perturbative field theory as well as others working in the areas of hadron physics and related fields.
DOI 10.1140/epja/i2015-15079-x Review Eur. Phys. J. A (2015) 51:79 THE EUROPEAN PHYSICAL JOURNAL A The structure of the nucleon: Elastic electromagnetic form factors
Nucleon Elastic Form Factors … Fundamental quantities Defined in context of singleDefined in context of single-photon exchangephoton exchange
Generalized parton distributions of the deuteron in a
Fundamental Structure of Matter and Strong Interaction
We calculate the stress tensor, or energy-momentum tensor, form factors of the pion and of axial vector mesons in the chiral limit of a hard wall AdS/CFT model of QCD.
Parity-Violating Electron Scattering and Nucleon Structure 3 1 INTRODUCTION The study of the parity-nonconserving force between electrons and quarks has
I. INTRODUCTION The space-like electromagnetic form factors of the proton and neutron obtained in electron-nucleon elastic scattering are key measures of the fundamental structure of hadrons.
Abstract. Nucleon scattering by the classical gravitational field is described by the gravitational (energy-momentum tensor) form factors (GFFs), which also control the partition of nucleon spin between the total angular momenta of quarks and gluons.
Nucleon form factors from Nf=2 1 1 twisted mass fermions at the physical point Martha Constantinou Temple University in collaboration with ETM Collaboration:
We confirm the obtained mass values from an analysis of the pion and nucleon spin‐0 gravitational form factors, recently measured on the lattice. We find that a simple two‐state model suggests a meson nature of f 0 (600), and a glueball nature of f 0 (980), which naturally explains the ratios of various coupling constants.
this reason, form factors based on the Skyrme-type potentials are larger in the surface and exterior regions (where p z 0) than, for example, the form factors of Ian0 and Pinkston, as shown in table 1 …
and thus are intimately related to its internal structure; these form factors are among the most basic observables of the nucleon. The Fourier transform of EFFs gives the charge and magnetization distributions of nucleon respec-tively. One can obtain the Dirac, F1(Q2) and Pauli, F2(Q2) form factors from the rst moment of spin non-ip H(x;Q2) and spin ip E(x;Q2) GPDs [21]. Gravity plays a major
At zero recoil they determine the momentum and spin apportion between nucleon constituents. Our result provides an insight into the response of the nucleon’s pion cloud to an external weak gravitational field and establishes a theoretical framework for extrapolation of experimental and lattice data on the nucleon form factors to zero momentum transfer. We also discuss form factors
Predicting Proton Axial Form Factors with a Quark-Diquark Model Trevor M. Oxholm December 3, 2016 Abstract A quark-diquark model is used to predict the nucleon Axial Form Factor more accurately
of nucleon form factors, low moments of nucleon structure functions and low moments of generalized parton distributions, including flavor and spin dependence” Tuesday, April 29, 2014. Nucleon Structure on a Lattice Large-Scale Computing(NP) Apr 29-30, 2014 Sergey N. Syritsyn Nucleon Structure on a Lattice Project • Gauge field configurations are generated elsewhere (normally BG/Qs), gauge
Gravitational Form Factors The most general structure of stress tensor matrix ele- ment for spin- 21 particles can be written in terms of three form factors FIG. 3: The red dashed line is the gravitational form factor p2 , s2 T µν (0) p1 , s1 = u(p2 , s2 ) A(Q)γ (µ pν) (67) from the soft-wall model, while the solid blue line is the corre- sponding form factor from the integral of a GPD
Spin Structure of the Nucleon G. K. Mallot CERN/PH 33 rd Meeing of the PAC JINR, Dubna, June 21, 2010 G. Mallot JINR, Dubna, June 21, 2010
Electromagnetic form factors of the nucleon in the chiral constituent quark model Harleen Dahiya Department of Physics Dr. B.R. Ambedkar National Institute of Technology Jalandhar Jefferson Lab, Newport News, Virginia April 11-15, 2011 H Dahiya (NITJ) Electromagnetic form factors of the nucleon DIS 2011 1 / 38. 3 Summary and Conclusions Outline 1 Internal structure of the baryons 2 …
Nucleon axial form factors and structure
The Electric Charge and Magnetization Distribution of the
The partition of nucleon spin between total angular momenta of quarks and gluons is described by the energy momentum tensor formfactors manifested also in the nucleon scattering by weak classical
09:30–10:15 Nucleon spin structure: Highlights and Workshop goals Marc Vanderhaeghen . 10:15–11:00 Overview of new measurements of electromagnetic form factors, polarizabilities Sebastian Kuhn . and spin structure function functions . 11:00–11:30 . Coffee break. 11:30–12:15 Proton spin structure in the hyperfine splitting of muonic H Carl Carlson
Recent fits to nucleon form factor data show that the nucleon core has a Gaussian charge density distribution and peripheral periodicity of declining amplitude whose wavelength approximates the particle’s Compton wavelength.
Parity-Violating Electron Scattering and Nucleon Structure 3 1 INTRODUCTION The study of the parity-nonconserving force between electrons and quarks has
The electromagnetic form factor (left) and quark part of the spin-2 gravitational form factor (right) in SQM (solid line) and NJL model (dashed line) compared to the lattice data from [Brömmel 2005/7].
of nucleon form factors, low moments of nucleon structure functions and low moments of generalized parton distributions, including flavor and spin dependence” Tuesday, April 29, 2014. Nucleon Structure on a Lattice Large-Scale Computing(NP) Apr 29-30, 2014 Sergey N. Syritsyn Nucleon Structure on a Lattice Project • Gauge field configurations are generated elsewhere (normally BG/Qs), gauge
C. Alexandrou (Univ. of Cyprus & Cyprus Inst.) Nucleon axial form factors and structure Durham, April 20th, 2017 4 / 25 Questions we would like to address With simulations at the physical value of the pion mass there is a number of interesting questions we want to
Spin Structure of Nucleon and Equivalence Principle O.V. Teryaev1 1. Bogoliubov Laboratory of Theoretical Physics, JINR, 141980 Dubna, Moscow region, Russia Abstract The partition of nucleon spin between total angular momenta of quarks and gluons is described by the energy momentum tensor form-factors manifested also in the nucleon scattering by weak classical gravitational field. Natural
Nucleon mass and spin: What’s the issue? Durr, et al. (2009) What’s mysterious about proton mass? Lattice QCD can explain it. Proton has spin ½ because it’s a fermion.
Measurement of the Nucleon Form-Factors
Form Factors and Structure Functions
1.1 Weak Form Factors and the Role of Strange Quarks The formalism of the electroweak interaction between electrons and quarks can be found in many textbooks and several recent reviews of parity violating electron scattering [3, 4, 5, 6].
3D structure of hadrons by generalized distribution amplitudes and gravitational form factors S. Kumano∗a,b, Qin-Tao Songa, Understanding of three-dimensional (3D) structure functions for the nucleon is one of hot topics in hadron physics. One of the major purposes of their studies is to understand the origin of nucleon spin including partonic orbital-angular-momentum contributions
With a special intention of clarifying the underlying spin contents of the nucleon, we investigate the generalized form factors of the nucleon, which are defined as the nth x moments of the generalized parton distribution functions, within the framework of the chiral quark soliton model.
one has to study nucleon gravitational form factors. These functions, which arise in the nucleon These functions, which arise in the nucleon 1 For a gauge particle the decomposition of its angular momentum into its spin and orbital components is
The aim of the workshop was to bring together a number of specialists in non-perturbative field theory as well as others working in the areas of hadron physics and related fields.
Introduction • Electromagnetic Form Factors contain structure information on the many-body system of quarks and gluons of the nucleon. • When obtained from experiment, they are
Nucleon Elastic Form Factors … Fundamental quantities Defined in context of singleDefined in context of single-photon exchangephoton exchange
Abstract. Nucleon scattering by the classical gravitational field is described by the gravitational (energy-momentum tensor) form factors (GFFs), which also control the partition of nucleon spin between the total angular momenta of quarks and gluons.
TRANSVERSE SPIN STRUCTURE OF BARYONS USING LATTICE QCD Jacob Bickerton Collaborators: James Zanotti, Ross Young QCD Down Under 2017 1. CONTENT • Motivation • Spin Density • Solving Three-point functions • Form Factors • Flavour Symmetry Breaking Expansion 2. MOTIVATION • To look at the internal structure of baryons and view the positional density of the quarks depending on the spin
Takahiro Sawada, Institute of Physics, Academia Sinica, Taiwan on behalf of the COMPASS Collaboration Study of nucleon spin structure at COMPASS-II
At zero recoil they determine the momentum and spin apportion between nucleon constituents. Our result provides an insight into the response of the nucleon’s pion cloud to an external weak gravitational field and establishes a theoretical framework for extrapolation of experimental and lattice data on the nucleon form factors to zero momentum transfer. We also discuss form factors
The SAMPLE Experiment and Weak Nucleon Structure
Holographic production near threshold and the proton mass
1st QCD Spin Summer School, BNL, June 2004 Nucleon (Spin) Structure from the Lattice Tom Blum University of Connecticut and RIKEN BNL Research Center
this reason, form factors based on the Skyrme-type potentials are larger in the surface and exterior regions (where p z 0) than, for example, the form factors of Ian0 and Pinkston, as shown in table 1 …
Measurement of the Nucleon Form-Factors Kent Paschke University of Virginia More (Thursday, session D): • B. Wojtsekhowski, Nucleon Form Factors
– Form Factors (Q2) => Consolidation and Exploration at higher Q2 – Nucleon radius (from Q 2 0) => High Precision, but also need of Consolidation in lab.
Fundamental Structure of Matter and Strong Interaction Jian-ping Chen (陈剑平), Jefferson Lab, Virginia, USA Lanzhou University, Lanzhou, November, 2011
3D structure of hadrons by generalized distribution amplitudes and gravitational form factors S. Kumano∗a,b, Qin-Tao Songa, Understanding of three-dimensional (3D) structure functions for the nucleon is one of hot topics in hadron physics. One of the major purposes of their studies is to understand the origin of nucleon spin including partonic orbital-angular-momentum contributions
Chiral structure of nucleon gravitational form factors A
Nucleon Elastic Form Factors Experiments and Data
I. INTRODUCTION The space-like electromagnetic form factors of the proton and neutron obtained in electron-nucleon elastic scattering are key measures of the fundamental structure of hadrons.
TRANSVERSE SPIN STRUCTURE OF BARYONS USING LATTICE QCD Jacob Bickerton Collaborators: James Zanotti, Ross Young QCD Down Under 2017 1. CONTENT • Motivation • Spin Density • Solving Three-point functions • Form Factors • Flavour Symmetry Breaking Expansion 2. MOTIVATION • To look at the internal structure of baryons and view the positional density of the quarks depending on the spin
We calculate gravitational form factors of vector mesons using a holographic model of QCD. These provide restrictions on the generalized parton distributions of vector mesons, via the sum rules
We confirm the obtained mass values from an analysis of the pion and nucleon spin‐0 gravitational form factors, recently measured on the lattice. We find that a simple two‐state model suggests a meson nature of f 0 (600), and a glueball nature of f 0 (980), which naturally explains the ratios of various coupling constants.
Spin Structure of the Nucleon G. K. Mallot CERN/PH 33 rd Meeing of the PAC JINR, Dubna, June 21, 2010 G. Mallot JINR, Dubna, June 21, 2010
Spin Structure of the Nucleon. Operated by Jefferson Science Associates for the U.S. Department of Energy Thomas Jefferson National Accelerator Facility Page 2 Outline • JLab today and future • Elastic Form Factors • Parton Distribution Functions • GPDs • Strangeness in the Nucleon • New Standard Model Test. Operated by Jefferson Science Associates for the U.S. Department of Energy
B. Badelek (Warsaw ) Nucleon Spin Structure INPC 2010 4 / 33 Partonic structure of the nucleon; distribution functions Three twist-twoquark distributions in QCD (after integrating over the quark intrinsic k t )
PoS(DIS2017)244 3D Structure of Hadrons by GDAs S. Kumano Gell-Mann matrix la. Using the momenta P = p p′and ∆ = p′ p, we express the matrix element of the energy momentum tensor in terms of the gravitational form factors Q1 and Q2 as
Nucleon form factors from Nf=2 1 1 twisted mass fermions at the physical point Martha Constantinou Temple University in collaboration with ETM Collaboration:
Generalized parton distributions of the deuteron in a
Nucleon Elastic Form Factors Experiments and Data
Abstract. Nucleon scattering by the classical gravitational field is described by the gravitational (energymomentum tensor) form factors (GFFs), which also control the partition of nucleon spin between the total angular momenta of quarks and gluons.
I. INTRODUCTION The space-like electromagnetic form factors of the proton and neutron obtained in electron-nucleon elastic scattering are key measures of the fundamental structure of hadrons.
Chiral structure of nucleon gravitational form factors A.V. Belitsky, X. Ji Department of Physics University of Maryland at College Park College Park, MD 20742-4111, USA Abstract We study the low momentum behavior of nucleon gravitational form factors in the framework of the heavy baryon chiral perturbation theory. At zero recoil they determine the momentum and spin apportion between nucleon
The partition of nucleon spin between total angular momenta of quarks and gluons is described by the energy momentum tensor formfactors manifested also in the nucleon scattering by weak classical
Thus, the eigenfunctions of introduced Hamiltonian application for nucleon structure investigation the are next interesting problem. This paper is devoted for electric and magnetic elastic form-factors …
A spin-1 system (deuteron, ˆ) has ve vector GPDs. This increase in the number of GPDs is analogous to the increasing number of form factors, or of DIS structure functions, as spin increases.
We confirm the obtained mass values from an analysis of the pion and nucleon spin‐0 gravitational form factors, recently measured on the lattice. We find that a simple two‐state model suggests a meson nature of f 0 (600), and a glueball nature of f 0 (980), which naturally explains the ratios of various coupling constants.
Electromagnetic form factors of the nucleon in the chiral
The SAMPLE Experiment and Weak Nucleon Structure
B. Badelek (Warsaw ) Nucleon Spin Structure INPC 2010 4 / 33 Partonic structure of the nucleon; distribution functions Three twist-twoquark distributions in QCD (after integrating over the quark intrinsic k t )
PoS(DIS2017)244 3D Structure of Hadrons by GDAs S. Kumano Gell-Mann matrix la. Using the momenta P = p p′and ∆ = p′ p, we express the matrix element of the energy momentum tensor in terms of the gravitational form factors Q1 and Q2 as
Takahiro Sawada, Institute of Physics, Academia Sinica, Taiwan on behalf of the COMPASS Collaboration Study of nucleon spin structure at COMPASS-II
With a special intention of clarifying the underlying spin contents of the nucleon, we investigate the generalized form factors of the nucleon, which are defined as the nth x moments of the generalized parton distribution functions, within the framework of the chiral quark soliton model.
Exploring nucleon spin structure through neutrino neutral-current interactions in MicroBooNE K. Woodru , for the MicroBooNE collaboration New Mexico State University (Dated: February 6, 2017) The net contribution of the strange quark spins to the proton spin, s, can be determined from neutral current elastic neutrino-proton interactions at low momentum transfer combined with data from electron
and thus are intimately related to its internal structure; these form factors are among the most basic observables of the nucleon. The Fourier transform of EFFs gives the charge and magnetization distributions of nucleon respec-tively. One can obtain the Dirac, F1(Q2) and Pauli, F2(Q2) form factors from the rst moment of spin non-ip H(x;Q2) and spin ip E(x;Q2) GPDs [21]. Gravity plays a major
Outline 1. Nucleon structure 2. Energy-momentum tensor 3. Mass decompositions 4. 3D distributions in Breit frame 5. Comparison with neutron stars 6.
Spin Structure of the Nucleon. Operated by Jefferson Science Associates for the U.S. Department of Energy Thomas Jefferson National Accelerator Facility Page 2 Outline • JLab today and future • Elastic Form Factors • Parton Distribution Functions • GPDs • Strangeness in the Nucleon • New Standard Model Test. Operated by Jefferson Science Associates for the U.S. Department of Energy
C Nucleon electromagnetic form factors 67 1 A historical introduction Diplon, deuton, deuteron: under di erent names, the nucleus of deuterium, or diplogen, has been the subject of intense studies since its discovery in 1932. As the only two-nucleon bound state, its properties have continuously been viewed as important in nuclear theory as the hydrogen atom is in atomic theory. 1. Yet
Abstract. Nucleon scattering by the classical gravitational field is described by the gravitational (energy-momentum tensor) form factors (GFFs), which also control the partition of nucleon spin between the total angular momenta of quarks and gluons.
The Longitudinal Spin Structure of the Nucleon Jefferson Lab
Nucleon Form FactorsNucleon Form Factors Experimental
PoS(DIS2017)244 3D Structure of Hadrons by GDAs S. Kumano Gell-Mann matrix la. Using the momenta P = p p′and ∆ = p′ p, we express the matrix element of the energy momentum tensor in terms of the gravitational form factors Q1 and Q2 as
calculations of nucleon form factors will certainly use these new light-quark methods and hopefully get much closer to the physical quark masses. There is also an extensive amount of theoretical work on the general problem of “chiral extrapolation”, i.e. understanding from a chiral
We calculate the stress tensor, or energy-momentum tensor, form factors of the pion and of axial vector mesons in the chiral limit of a hard wall AdS/CFT model of QCD.
Introduction • Electromagnetic Form Factors contain structure information on the many-body system of quarks and gluons of the nucleon. • When obtained from experiment, they are
C. Alexandrou (Univ. of Cyprus & Cyprus Inst.) Nucleon axial form factors and structure Durham, April 20th, 2017 4 / 25 Questions we would like to address With simulations at the physical value of the pion mass there is a number of interesting questions we want to
The partition of nucleon spin between total angular momenta of quarks and gluons is described by the energy momentum tensor formfactors manifested also in the nucleon scattering by weak classical
Exploring nucleon spin structure through neutrino neutral-current interactions in MicroBooNE K. Woodru , for the MicroBooNE collaboration New Mexico State University (Dated: February 6, 2017) The net contribution of the strange quark spins to the proton spin, s, can be determined from neutral current elastic neutrino-proton interactions at low momentum transfer combined with data from electron
Outline 1. Nucleon structure 2. Energy-momentum tensor 3. Mass decompositions 4. 3D distributions in Breit frame 5. Comparison with neutron stars 6.
The aim of the workshop was to bring together a number of specialists in non-perturbative field theory as well as others working in the areas of hadron physics and related fields.
Thus, the eigenfunctions of introduced Hamiltonian application for nucleon structure investigation the are next interesting problem. This paper is devoted for electric and magnetic elastic form-factors …
form factors, F1(q2) and F2(q2), are the analogs of F(q2) in the discussion above, and F 1 (0) = F 2 (0) = 1. If the proton were a pointlike Dirac particle like the
Spin Structure of Nucleon and Equivalence Principle O.V. Teryaev1 1. Bogoliubov Laboratory of Theoretical Physics, JINR, 141980 Dubna, Moscow region, Russia Abstract The partition of nucleon spin between total angular momenta of quarks and gluons is described by the energy momentum tensor form-factors manifested also in the nucleon scattering by weak classical gravitational field. Natural
Gravitational Form Factors The most general structure of stress tensor matrix ele- ment for spin- 21 particles can be written in terms of three form factors FIG. 3: The red dashed line is the gravitational form factor p2 , s2 T µν (0) p1 , s1 = u(p2 , s2 ) A(Q)γ (µ pν) (67) from the soft-wall model, while the solid blue line is the corre- sponding form factor from the integral of a GPD
Resonancecontributions to nucleon structure functions are calculated. The The resulting expressionsare used to investigate quark–hadron duality in electron–nucleonscattering by
At zero recoil they determine the momentum and spin apportion between nucleon constituents. Our result provides an insight into the response of the nucleon’s pion cloud to an external weak gravitational field and establishes a theoretical framework for extrapolation of experimental and lattice data on the nucleon form factors to zero momentum transfer. We also discuss form factors
Probing the nucleon structure ejc2011.sciencesconf.org
light-front quark-diquark model arxiv.org
INT Program INT-18-3 Week 1: GPDs, 1–5 October 2018, Seattle, WA “Probing Nucleons and Nuclei in High Energy Collisions” Form factors of the energy-momentum tensor
Nucleon Elastic Form Factors … Fundamental quantities Defined in context of singleDefined in context of single-photon exchangephoton exchange
The partition of nucleon spin between total angular momenta of quarks and gluons is described by the energy momentum tensor formfactors manifested also in the nucleon scattering by weak classical
one has to study nucleon gravitational form factors. These functions, which arise in the nucleon These functions, which arise in the nucleon 1 For a gauge particle the decomposition of its angular momentum into its spin and orbital components is
With a special intention of clarifying the underlying spin contents of the nucleon, we investigate the generalized form factors of the nucleon, which are defined as the nth x moments of the generalized parton distribution functions, within the framework of the chiral quark soliton model.
Page 3 The Issues • What lies at the heart of nuclear structure? • Start from a QCD-inspired model of hadron structure • Ask how that structure is modified in-medium
Nucleon form factors from Nf=2 1 1 twisted mass fermions at the physical point Martha Constantinou Temple University in collaboration with ETM Collaboration:
A spin-1 system (deuteron, ˆ) has ve vector GPDs. This increase in the number of GPDs is analogous to the increasing number of form factors, or of DIS structure functions, as spin increases.
Parity-Violating Electron Scattering and Nucleon Structure 3 1 INTRODUCTION The study of the parity-nonconserving force between electrons and quarks has
•Low Q nucleon spin structure functions, spin polarizabilities and sum rules • Nucleon form factors and polarizabilities • The light atoms’ hyperfine structure at the intersection between nuclear
B. Badelek (Warsaw ) Nucleon Spin Structure INPC 2010 4 / 33 Partonic structure of the nucleon; distribution functions Three twist-twoquark distributions in QCD (after integrating over the quark intrinsic k t )
C. Alexandrou (Univ. of Cyprus & Cyprus Inst.) Nucleon axial form factors and structure Durham, April 20th, 2017 4 / 25 Questions we would like to address With simulations at the physical value of the pion mass there is a number of interesting questions we want to
Study of nucleon spin structure at COMPASS-II
Generalized Parton Distributions and Gravitational Form
of nucleon form factors, low moments of nucleon structure functions and low moments of generalized parton distributions, including flavor and spin dependence” Tuesday, April 29, 2014. Nucleon Structure on a Lattice Large-Scale Computing(NP) Apr 29-30, 2014 Sergey N. Syritsyn Nucleon Structure on a Lattice Project • Gauge field configurations are generated elsewhere (normally BG/Qs), gauge
The nucleon (proton and neutron) electromagnetic form factors describe the spatial distributions of electric charge and current inside the nucleon and thus are intimately related to its internal structure; these form factors are among the most basic observables of the nucleon.
Nucleon Elastic Form Factors … Fundamental quantities Defined in context of singleDefined in context of single-photon exchangephoton exchange
The partition of nucleon spin between total angular momenta of quarks and gluons is described by the energy momentum tensor formfactors manifested also in the nucleon scattering by weak classical
form factors, F1(q2) and F2(q2), are the analogs of F(q2) in the discussion above, and F 1 (0) = F 2 (0) = 1. If the proton were a pointlike Dirac particle like the
EM Nucleon Form Factors • They are the basic observables that contain important information about the electromagnetic structure of the proton and the neutron in the non-perturbative
Spin Structure of the Nucleon. Operated by Jefferson Science Associates for the U.S. Department of Energy Thomas Jefferson National Accelerator Facility Page 2 Outline • JLab today and future • Elastic Form Factors • Parton Distribution Functions • GPDs • Strangeness in the Nucleon • New Standard Model Test. Operated by Jefferson Science Associates for the U.S. Department of Energy
Electromagnetic form factors of the nucleon in the chiral constituent quark model Harleen Dahiya Department of Physics Dr. B.R. Ambedkar National Institute of Technology Jalandhar Jefferson Lab, Newport News, Virginia April 11-15, 2011 H Dahiya (NITJ) Electromagnetic form factors of the nucleon DIS 2011 1 / 38. 3 Summary and Conclusions Outline 1 Internal structure of the baryons 2 …
Gravitational form factors are the matrix elements of the Belinfante energy momentum tensor (EMT) which naturally incorporate the hadron structure and the equivalence principle.
The aim of the workshop was to bring together a number of specialists in non-perturbative field theory as well as others working in the areas of hadron physics and related fields.
Chiral structure of nucleon gravitational form factors A.V. Belitsky, X. Ji Department of Physics University of Maryland at College Park College Park, MD 20742-4111, USA Abstract We study the low momentum behavior of nucleon gravitational form factors in the framework of the heavy baryon chiral perturbation theory. At zero recoil they determine the momentum and spin apportion between nucleon
Parity-Violating Electron Scattering and Nucleon Structure 3 1 INTRODUCTION The study of the parity-nonconserving force between electrons and quarks has
EM Nucleon Form Factors • They are the basic observables that contain important information about the electromagnetic structure of the proton and the neutron in the non-perturbative
The spin of the proton indico.ihep.ac.cn
Neutron stars and nucleons Are they so different?
Overview of proton, neutron, and pion form factor measurements John Arrington Argonne National Lab QCD Bound States Workshop June 15-19, Argonne National Lab. 2 Nucleon Electromagnetic Form Factors Fundamental properties of the proton and neutron – Contain information on charge, magnetization distributions – Connect to distribution, dynamics of quarks in hadrons Experimental …
Parity-Violating Electron Scattering and Nucleon Structure
Exploring nucleon spin structure through neutrino neutral
Nucleon electromagnetic and gravitational form factors
Parity-Violating Electron Scattering and Nucleon Structure 3 1 INTRODUCTION The study of the parity-nonconserving force between electrons and quarks has
Nucleon Form Factor Measurements and Interpretation
Exploring nucleon spin structure through neutrino neutral
Nucleon Form FactorsNucleon Form Factors Experimental
C. Alexandrou (Univ. of Cyprus & Cyprus Inst.) Nucleon axial form factors and structure Durham, April 20th, 2017 4 / 25 Questions we would like to address With simulations at the physical value of the pion mass there is a number of interesting questions we want to
Nucleon axial form factors and structure
Fundamental Structure of Matter and Strong Interaction Jian-ping Chen (陈剑平), Jefferson Lab, Virginia, USA Lanzhou University, Lanzhou, November, 2011
Physics Program at Jefferson Lab and a Future Electron-Ion
Nucleon Elastic Form Factors Experiments and Data
Probing the Internal Structure of the Proton UMD Physics
INT Program INT-18-3 Week 1: GPDs, 1–5 October 2018, Seattle, WA “Probing Nucleons and Nuclei in High Energy Collisions” Form factors of the energy-momentum tensor
The form factors for the two-nucleon stripping process
Structure of Schrödinger’s Nucleon Elastic Form-Factors
B. Badelek (Warsaw ) Nucleon Spin Structure INPC 2010 4 / 33 Partonic structure of the nucleon; distribution functions Three twist-twoquark distributions in QCD (after integrating over the quark intrinsic k t )
The SAMPLE Experiment and Weak Nucleon Structure
calculations of nucleon form factors will certainly use these new light-quark methods and hopefully get much closer to the physical quark masses. There is also an extensive amount of theoretical work on the general problem of “chiral extrapolation”, i.e. understanding from a chiral
3D structure of hadrons by generalized distribution
Form Factors and Structure Functions
1st QCD Spin Summer School, BNL, June 2004 Nucleon (Spin) Structure from the Lattice Tom Blum University of Connecticut and RIKEN BNL Research Center
Nucleon (Spin) Structure from the Lattice
Nucleon Spin Structure at Low Q A Hyperfine View ECT
(PDF) Gravitational Form Factors of Vector Mesons in an
Front. Phys. 11(5), 111207 (2016) DOI 10.1007/s11467-016-0573-6 REVIEW ARTICLE Gravitational form factors and nucleon spin structure O. V. Teryaev
Analysis of Nucleon Electromagnetic Form Factors from
Spin Structure of the Nucleon COMPASS
We study the low momentum behavior of nucleon gravitational form factors in the framework of the heavy baryon chiral perturbation theory. At zero recoil they determine the momentum and spin apportion between nucleon constituents.
Origin of Nuclear Structure In-Medium Changes in Nucleon
Generalized Form Factors Generalized Parton Distributions
Spin Structure of Nucleon and Equivalence Principle
Spin Structure of the Nucleon G. K. Mallot CERN/PH 33 rd Meeing of the PAC JINR, Dubna, June 21, 2010 G. Mallot JINR, Dubna, June 21, 2010
Parity-Violating Electron Scattering and Nucleon Structure
Probing the nucleon structure ejc2011.sciencesconf.org
Spin Structure of the Nucleon G. K. Mallot CERN/PH 33 rd Meeing of the PAC JINR, Dubna, June 21, 2010 G. Mallot JINR, Dubna, June 21, 2010
Fundamental Structure of Matter and Strong Interaction
(PDF) Gravitational Form Factors in the Axial Sector from
The structure of the nucleon Hitoshi Murayama
q ≡ (ω,”q ) e e” k k” θ e N N” p” p Figure 1.2: The scattering diagram in the lab frame for a one-photon exchange reaction. θe is the electron scattering angle and q2 is the 4-momentum transferred to the nucleon.
Nucleon Form FactorsNucleon Form Factors Experimental
3D structure of hadrons by generalized distribution
Parity-Violating Electron Scattering and Nucleon Structure
form factors, F1(q2) and F2(q2), are the analogs of F(q2) in the discussion above, and F 1 (0) = F 2 (0) = 1. If the proton were a pointlike Dirac particle like the
Spin Structure of Nucleon and Equivalence Principle
Scalar‐isoscalar states gravitational form factors and
Nucleon Form FactorsNucleon Form Factors Experimental
We calculate gravitational form factors of vector mesons using a holographic model of QCD. These provide restrictions on the generalized parton distributions of vector mesons, via the sum rules
Nucleon (Spin) Structure from the Lattice
The Electromagnetic Form Factors of the Nucleon
The deuteron structure and form factors Jefferson Lab
Exploring nucleon spin structure through neutrino neutral-current interactions in MicroBooNE K. Woodru , for the MicroBooNE collaboration New Mexico State University (Dated: February 6, 2017) The net contribution of the strange quark spins to the proton spin, s, can be determined from neutral current elastic neutrino-proton interactions at low momentum transfer combined with data from electron
The form factors for the two-nucleon stripping process
Spin structure functions of the nucleon have been measured for three decades, beginning with the experiments at SLAC [1] and the discovery of the famous “spin puzzle” by the EMC [2]. Several experiments at SLAC, CERN and HERA followed, with the main goal to access
Analysis of Nucleon Electromagnetic Form Factors from
Origin of Nuclear Structure In-Medium Changes in Nucleon
Physics Program at Jefferson Lab and a Future Electron-Ion
The nucleon (proton and neutron) electromagnetic form factors describe the spatial distributions of electric charge and current inside the nucleon and thus are intimately related to its internal structure; these form factors are among the most basic observables of the nucleon.
Gravitational form factors and nucleon spin structure
The structure of the nucleon Hitoshi Murayama
EM Nucleon Form Factors • They are the basic observables that contain important information about the electromagnetic structure of the proton and the neutron in the non-perturbative
Predicting Proton Axial Form Factors with a Quark-Diquark
Experimental Studies of the Nucleon Spin Structure from
Nucleon Form Factor Measurements and Interpretation
Page 3 The Issues • What lies at the heart of nuclear structure? • Start from a QCD-inspired model of hadron structure • Ask how that structure is modified in-medium
Nucleon axial form factors and structure
PoS(DIS2017)244 3D Structure of Hadrons by GDAs S. Kumano Gell-Mann matrix la. Using the momenta P = p+ p′and ∆ = p′ p, we express the matrix element of the energy momentum tensor in terms of the gravitational form factors Q1 and Q2 as
Study of nucleon spin structure at COMPASS-II
Origin of Nuclear Structure In-Medium Changes in Nucleon
Form factors of the energy-momentum tensor
Abstract. Nucleon scattering by the classical gravitational field is described by the gravitational (energy-momentum tensor) form factors (GFFs), which also control the partition of nucleon spin between the total angular momenta of quarks and gluons.
Nucleon electromagnetic and gravitational form factors
Generalized Form Factors Generalized Parton Distributions
Spin Structure of the Nucleon COMPASS
Spin Structure of Nucleon and Equivalence Principle O.V. Teryaev1 1. Bogoliubov Laboratory of Theoretical Physics, JINR, 141980 Dubna, Moscow region, Russia Abstract The partition of nucleon spin between total angular momenta of quarks and gluons is described by the energy momentum tensor form-factors manifested also in the nucleon scattering by weak classical gravitational field. Natural
Gravitational form factor of the pion IJS
Predicting Proton Axial Form Factors with a Quark-Diquark Model Trevor M. Oxholm December 3, 2016 Abstract A quark-diquark model is used to predict the nucleon Axial Form Factor more accurately
Nucleon Form FactorsNucleon Form Factors Experimental
With a special intention of clarifying the underlying spin contents of the nucleon, we investigate the generalized form factors of the nucleon, which are defined as the nth x moments of the generalized parton distribution functions, within the framework of the chiral quark soliton model.
Nucleon form factors from Nf=2+1+1 twisted mass fermions
quark spin in the nucleon rest frame or in the quark model. B.-Q. Ma, J.Phys. G 17 (1991) L53 B.-Q. Ma, Q.-R. Zhang, Z.Phys.C 58 (1993) 479-482. Quark spin sum is not a Lorentz invariant quantity Thus the quark spin sum equals to the proton in the rest frame does not mean that it equals to the proton spin in the infinite momentum frame in the rest frame does not mean that in the infinite
Spin Structure of Nucleon and Equivalence Principle
The spin of the proton indico.ihep.ac.cn
Electromagnetic form factors of the nucleon in the chiral
– Form Factors (Q2) => Consolidation and Exploration at higher Q2 – Nucleon radius (from Q 2 0) => High Precision, but also need of Consolidation in lab.
Gravitational form factors and nucleon spin structure
Recent fits to nucleon form factor data show that the nucleon core has a Gaussian charge density distribution and peripheral periodicity of declining amplitude whose wavelength approximates the particle’s Compton wavelength.
Nucleon Spin Structure at Low Q A Hyperfine View ECT
At zero recoil they determine the momentum and spin apportion between nucleon constituents. Our result provides an insight into the response of the nucleon’s pion cloud to an external weak gravitational field and establishes a theoretical framework for extrapolation of experimental and lattice data on the nucleon form factors to zero momentum transfer. We also discuss form factors
Spin Structure of the Nucleon triumf.info
Nucleon form factors from Nf=2+1+1 twisted mass fermions
Gravitational form factor of the pion IJS
Front. Phys. 11(5), 111207 (2016) DOI 10.1007/s11467-016-0573-6 REVIEW ARTICLE Gravitational form factors and nucleon spin structure O. V. Teryaev
3D structure of hadrons by generalized distribution
form factors, F1(q2) and F2(q2), are the analogs of F(q2) in the discussion above, and F 1 (0) = F 2 (0) = 1. If the proton were a pointlike Dirac particle like the
Gravitational form factors and nucleon spin structure
I. INTRODUCTION The space-like electromagnetic form factors of the proton and neutron obtained in electron-nucleon elastic scattering are key measures of the fundamental structure of hadrons.
Nucleon (Spin) Structure from the Lattice
TRANSVERSE SPIN STRUCTURE OF BARYONS USING LATTICE QCD Jacob Bickerton Collaborators: James Zanotti, Ross Young QCD Down Under 2017 1. CONTENT • Motivation • Spin Density • Solving Three-point functions • Form Factors • Flavour Symmetry Breaking Expansion 2. MOTIVATION • To look at the internal structure of baryons and view the positional density of the quarks depending on the spin
Structure of Schrödinger’s Nucleon Elastic Form-Factors
INT Program INT-18-3 Week 1: GPDs, 1–5 October 2018, Seattle, WA “Probing Nucleons and Nuclei in High Energy Collisions” Form factors of the energy-momentum tensor
3D structure of hadrons by generalized distribution
CHAPTER 1 INTRODUCTION AND THEORY 1.1 Introduction 1.1.1
We calculate the stress tensor, or energy-momentum tensor, form factors of the pion and of axial vector mesons in the chiral limit of a hard wall AdS/CFT model of QCD.
Nucleon structure functions resonance form factors and
Front. Phys. 11(5), 111207 (2016) DOI 10.1007/s11467-016-0573-6 REVIEW ARTICLE Gravitational form factors and nucleon spin structure O. V. Teryaev
(PDF) Gravitational Form Factors of Vector Mesons in an
Nucleon Form FactorsNucleon Form Factors Experimental
C. Alexandrou (Univ. of Cyprus & Cyprus Inst.) Nucleon axial form factors and structure Durham, April 20th, 2017 4 / 25 Questions we would like to address With simulations at the physical value of the pion mass there is a number of interesting questions we want to
Structure of Schrödinger’s Nucleon Elastic Form-Factors
The Electric Charge and Magnetization Distribution of the
Study of nucleon spin structure at COMPASS-II
DOI 10.1140/epja/i2015-15079-x Review Eur. Phys. J. A (2015) 51:79 THE EUROPEAN PHYSICAL JOURNAL A The structure of the nucleon: Elastic electromagnetic form factors
Nucleon (Spin) Structure from the Lattice
Generalized parton distributions of the deuteron in a
The Electric Charge and Magnetization Distribution of the
Exploring nucleon spin structure through neutrino neutral-current interactions in MicroBooNE K. Woodru , for the MicroBooNE collaboration New Mexico State University (Dated: February 6, 2017) The net contribution of the strange quark spins to the proton spin, s, can be determined from neutral current elastic neutrino-proton interactions at low momentum transfer combined with data from electron
Nucleon form factors from Nf=2+1+1 twisted mass fermions
Parity-Violating Electron Scattering and Nucleon Structure
Structure of Schrödinger’s Nucleon Elastic Form-Factors
Outline 1. Nucleon structure 2. Energy-momentum tensor 3. Mass decompositions 4. 3D distributions in Breit frame 5. Comparison with neutron stars 6.
Exploring nucleon spin structure through neutrino neutral
The form factors for the two-nucleon stripping process
Probing the nucleon structure ejc2011.sciencesconf.org
We study the low momentum behavior of nucleon gravitational form factors in the framework of the heavy baryon chiral perturbation theory. At zero recoil they determine the momentum and spin apportion between nucleon constituents.
Generalized parton distributions of the deuteron in a
calculations of nucleon form factors will certainly use these new light-quark methods and hopefully get much closer to the physical quark masses. There is also an extensive amount of theoretical work on the general problem of “chiral extrapolation”, i.e. understanding from a chiral
Experimental Studies of the Nucleon Spin Structure from
The structure of the nucleon Hitoshi Murayama
Nucleon spin structure at low Q Hyperfine view Outlook
We calculate the stress tensor, or energy-momentum tensor, form factors of the pion and of axial vector mesons in the chiral limit of a hard wall AdS/CFT model of QCD.
Analysis of Nucleon Electromagnetic Form Factors from
one has to study nucleon gravitational form factors. These functions, which arise in the nucleon These functions, which arise in the nucleon 1 For a gauge particle the decomposition of its angular momentum into its spin and orbital components is
Nucleon Form Factor Measurements and Interpretation
Spin Structure of Nucleon and Equivalence Principle
Gravitational Form Factors The most general structure of stress tensor matrix ele- ment for spin- 21 particles can be written in terms of three form factors FIG. 3: The red dashed line is the gravitational form factor p2 , s2 T µν (0) p1 , s1 = u(p2 , s2 ) A(Q)γ (µ pν) (67) from the soft-wall model, while the solid blue line is the corre- sponding form factor from the integral of a GPD
Electromagnetic form factors of the nucleon in the chiral
Probing the nucleon structure ejc2011.sciencesconf.org
The deuteron structure and form factors Jefferson Lab
Form Factors and Structure Functions Yury Kolomensky Physics 226, Fall 2010. Phys226 YGK, Hadronic Structure Running of Coupling Constants Generic property of any field theory: higher order corrections (loops) induce momentum (distance) dependence of coupling constants. This is known as an effect of “vacuum polarization” The magnitude and the direction of the change depends on the type of
arXivhep-ph/0203276v1 29 Mar 2002 CiteSeerX
Nucleon mass and spin: What’s the issue? Durr, et al. (2009) What’s mysterious about proton mass? Lattice QCD can explain it. Proton has spin ½ because it’s a fermion.
Nucleon Spin Structure at Low Q A Hyperfine View ECT
Origin of Nuclear Structure In-Medium Changes in Nucleon
The nucleon (proton and neutron) electromagnetic form factors describe the spatial distributions of electric charge and current inside the nucleon and thus are intimately related to its internal structure; these form factors are among the most basic observables of the nucleon.
The form factors for the two-nucleon stripping process
Form factors of the energy-momentum tensor
Chiral structure of nucleon gravitational form factors A
Takahiro Sawada, Institute of Physics, Academia Sinica, Taiwan on behalf of the COMPASS Collaboration Study of nucleon spin structure at COMPASS-II
Nucleon spin and orbital structure 20 years later
Spin Structure of Nucleon and Equivalence Principle
3D structure of hadrons by generalized distribution amplitudes and gravitational form factors S. Kumano∗a,b, Qin-Tao Songa, Understanding of three-dimensional (3D) structure functions for the nucleon is one of hot topics in hadron physics. One of the major purposes of their studies is to understand the origin of nucleon spin including partonic orbital-angular-momentum contributions
Spin Structure of the Nucleon COMPASS
Gravitational form factors and nucleon spin structure
arXivhep-ph/0203276v1 29 Mar 2002 CiteSeerX
one has to study nucleon gravitational form factors. These functions, which arise in the nucleon These functions, which arise in the nucleon 1 For a gauge particle the decomposition of its angular momentum into its spin and orbital components is
Nucleon Structure on a Lattice National Energy Research
TRANSVERSE SPIN STRUCTURE OF BARYONS USING LATTICE QCD
Fundamental Structure of Matter and Strong Interaction Jian-ping Chen (陈剑平), Jefferson Lab, Virginia, USA Lanzhou University, Lanzhou, November, 2011
(PDF) Gravitational Form Factors in the Axial Sector from
DOI 10.1140/epja/i2015-15079-x Review Eur. Phys. J. A (2015) 51:79 THE EUROPEAN PHYSICAL JOURNAL A The structure of the nucleon: Elastic electromagnetic form factors
Gravitational form factor of the pion IJS
(PDF) Spin Structure of Nucleon and Equivalence Principle
We calculate the stress tensor, or energy-momentum tensor, form factors of the pion and of axial vector mesons in the chiral limit of a hard wall AdS/CFT model of QCD.
3D structure of hadrons by generalized distribution
Chiral structure of nucleon gravitational form factors
Spin Structure of Nucleon and Equivalence Principle
EM Nucleon Form Factors • They are the basic observables that contain important information about the electromagnetic structure of the proton and the neutron in the non-perturbative
Gravitational form factor of the pion IJS
Exploring nucleon spin structure through neutrino neutral
q ≡ (ω,”q ) e e” k k” θ e N N” p” p Figure 1.2: The scattering diagram in the lab frame for a one-photon exchange reaction. θe is the electron scattering angle and q2 is the 4-momentum transferred to the nucleon.
Structure of Schrödinger’s Nucleon Elastic Form-Factors
Nucleon Form FactorsNucleon Form Factors Experimental
1st QCD Spin Summer School, BNL, June 2004 Nucleon (Spin) Structure from the Lattice Tom Blum University of Connecticut and RIKEN BNL Research Center
arXivhep-ph/0203276v1 29 Mar 2002 CiteSeerX
INT Program INT-18-3 Week 1: GPDs, 1–5 October 2018, Seattle, WA “Probing Nucleons and Nuclei in High Energy Collisions” Form factors of the energy-momentum tensor
Probing the Internal Structure of the Proton UMD Physics
quark spin in the nucleon rest frame or in the quark model. B.-Q. Ma, J.Phys. G 17 (1991) L53 B.-Q. Ma, Q.-R. Zhang, Z.Phys.C 58 (1993) 479-482. Quark spin sum is not a Lorentz invariant quantity Thus the quark spin sum equals to the proton in the rest frame does not mean that it equals to the proton spin in the infinite momentum frame in the rest frame does not mean that in the infinite
Form factors of the energy-momentum tensor
Chiral structure of nucleon gravitational form factors A
3D structure of hadrons by generalized distribution amplitudes and gravitational form factors S. Kumano∗a,b, Qin-Tao Songa, Understanding of three-dimensional (3D) structure functions for the nucleon is one of hot topics in hadron physics. One of the major purposes of their studies is to understand the origin of nucleon spin including partonic orbital-angular-momentum contributions
Measurement of the Nucleon Form-Factors
Predicting Proton Axial Form Factors with a Quark-Diquark Model Trevor M. Oxholm December 3, 2016 Abstract A quark-diquark model is used to predict the nucleon Axial Form Factor more accurately
Nucleon electromagnetic and gravitational form factors
Scalar‐isoscalar states gravitational form factors and
Nucleon (Spin) Structure from the Lattice
INT Program INT-18-3 Week 1: GPDs, 1–5 October 2018, Seattle, WA “Probing Nucleons and Nuclei in High Energy Collisions” Form factors of the energy-momentum tensor
(PDF) Gravitational Form Factors in the Axial Sector from
The SAMPLE Experiment and Weak Nucleon Structure
Recent fits to nucleon form factor data show that the nucleon core has a Gaussian charge density distribution and peripheral periodicity of declining amplitude whose wavelength approximates the particle’s Compton wavelength.
Measurement of the Nucleon Form-Factors
Form factors of the energy-momentum tensor
Overview of proton neutron and pion form factor measurements
q ≡ (ω,”q ) e e” k k” θ e N N” p” p Figure 1.2: The scattering diagram in the lab frame for a one-photon exchange reaction. θe is the electron scattering angle and q2 is the 4-momentum transferred to the nucleon.
The deuteron structure and form factors Jefferson Lab
C. Alexandrou (Univ. of Cyprus & Cyprus Inst.) Nucleon axial form factors and structure Durham, April 20th, 2017 4 / 25 Questions we would like to address With simulations at the physical value of the pion mass there is a number of interesting questions we want to
Fundamental Structure of Matter and Strong Interaction
The form factors for the two-nucleon stripping process
(PDF) Spin Structure of Nucleon and Equivalence Principle
The partition of nucleon spin between total angular momenta of quarks and gluons is described by the energy momentum tensor formfactors manifested also in the nucleon scattering by weak classical
Generalized Parton Distributions and Gravitational Form
Nucleon Spin Structure at Low Q A Hyperfine View ECT
The SAMPLE Experiment and Weak Nucleon Structure
We confirm the obtained mass values from an analysis of the pion and nucleon spin‐0 gravitational form factors, recently measured on the lattice. We find that a simple two‐state model suggests a meson nature of f 0 (600), and a glueball nature of f 0 (980), which naturally explains the ratios of various coupling constants.
Neutron stars and nucleons Are they so different?
Nucleon spin and orbital structure 20 years later
Gravitational form factors are the matrix elements of the Belinfante energy momentum tensor (EMT) which naturally incorporate the hadron structure and the equivalence principle.
Generalized Form Factors Generalized Parton Distributions
Overview of proton neutron and pion form factor measurements
C Nucleon electromagnetic form factors 67 1 A historical introduction Diplon, deuton, deuteron: under di erent names, the nucleus of deuterium, or diplogen, has been the subject of intense studies since its discovery in 1932. As the only two-nucleon bound state, its properties have continuously been viewed as important in nuclear theory as the hydrogen atom is in atomic theory. 1. Yet
Nucleon Elastic Form Factors Experiments and Data
Parity-Violating Electron Scattering and Nucleon Structure
Overview of proton, neutron, and pion form factor measurements John Arrington Argonne National Lab QCD Bound States Workshop June 15-19, Argonne National Lab. 2 Nucleon Electromagnetic Form Factors Fundamental properties of the proton and neutron – Contain information on charge, magnetization distributions – Connect to distribution, dynamics of quarks in hadrons Experimental …
Spin Structure of Nucleon and Equivalence Principle
Chiral structure of nucleon gravitational form factors A
Front. Phys. 11(5), 111207 (2016) DOI 10.1007/s11467-016-0573-6 REVIEW ARTICLE Gravitational form factors and nucleon spin structure O. V. Teryaev
Chiral structure of nucleon gravitational form factors A
The aim of the workshop was to bring together a number of specialists in non-perturbative field theory as well as others working in the areas of hadron physics and related fields.
Probing the Internal Structure of the Proton UMD Physics
Nucleon Structure on a Lattice National Energy Research
Nucleon mass and spin: What’s the issue? Durr, et al. (2009) What’s mysterious about proton mass? Lattice QCD can explain it. Proton has spin ½ because it’s a fermion.
Nucleon Form Factor Measurements and Interpretation
Gravitational form factors and nucleon spin structure
this reason, form factors based on the Skyrme-type potentials are larger in the surface and exterior regions (where p z 0) than, for example, the form factors of Ian0 and Pinkston, as shown in table 1 …
Chiral structure of nucleon gravitational form factors
The SAMPLE Experiment and Weak Nucleon Structure
Physics Program at Jefferson Lab and a Future Electron-Ion
Introduction • Electromagnetic Form Factors contain structure information on the many-body system of quarks and gluons of the nucleon. • When obtained from experiment, they are
Scalar‐isoscalar states gravitational form factors and
Nucleon spin and orbital structure 20 years later
DOI 10.1140/epja/i2015-15079-x Review Eur. Phys. J. A (2015) 51:79 THE EUROPEAN PHYSICAL JOURNAL A The structure of the nucleon: Elastic electromagnetic form factors
(PDF) Gravitational Form Factors in the Axial Sector from
Chiral structure of nucleon gravitational form factors
TRANSVERSE SPIN STRUCTURE OF BARYONS USING LATTICE QCD
We confirm the obtained mass values from an analysis of the pion and nucleon spin‐0 gravitational form factors, recently measured on the lattice. We find that a simple two‐state model suggests a meson nature of f 0 (600), and a glueball nature of f 0 (980), which naturally explains the ratios of various coupling constants.
Origin of Nuclear Structure In-Medium Changes in Nucleon
Front. Phys. 11(5), 111207 (2016) DOI 10.1007/s11467-016-0573-6 REVIEW ARTICLE Gravitational form factors and nucleon spin structure O. V. Teryaev
Structure of Schrödinger’s Nucleon Elastic Form-Factors
Exploring nucleon spin structure through neutrino neutral
Nucleon spin and orbital structure 20 years later
The aim of the workshop was to bring together a number of specialists in non-perturbative field theory as well as others working in the areas of hadron physics and related fields.
Overview of proton neutron and pion form factor measurements
Chiral structure of nucleon gravitational form factors A.V. Belitsky, X. Ji Department of Physics University of Maryland at College Park College Park, MD 20742-4111, USA Abstract We study the low momentum behavior of nucleon gravitational form factors in the framework of the heavy baryon chiral perturbation theory. At zero recoil they determine the momentum and spin apportion between nucleon
The form factors for the two-nucleon stripping process
Gravitational form factors and nucleon spin structure
TRANSVERSE SPIN STRUCTURE OF BARYONS USING LATTICE QCD
At zero recoil they determine the momentum and spin apportion between nucleon constituents. Our result provides an insight into the response of the nucleon’s pion cloud to an external weak gravitational field and establishes a theoretical framework for extrapolation of experimental and lattice data on the nucleon form factors to zero momentum transfer. We also discuss form factors
Holographic production near threshold and the proton mass
C. Alexandrou (Univ. of Cyprus & Cyprus Inst.) Nucleon axial form factors and structure Durham, April 20th, 2017 4 / 25 Questions we would like to address With simulations at the physical value of the pion mass there is a number of interesting questions we want to
(PDF) Gravitational Form Factors of Vector Mesons in an
The SAMPLE Experiment and Weak Nucleon Structure
Nucleon form factors from Nf=2+1+1 twisted mass fermions at the physical point Martha Constantinou Temple University in collaboration with ETM Collaboration:
Electromagnetic form factors of the nucleon in the chiral
Overview of proton neutron and pion form factor measurements
We calculate gravitational form factors of vector mesons using a holographic model of QCD. These provide restrictions on the generalized parton distributions of vector mesons, via the sum rules
The SAMPLE Experiment and Weak Nucleon Structure
3D structure of hadrons by generalized distribution
Abstract. Nucleon scattering by the classical gravitational field is described by the gravitational (energymomentum tensor) form factors (GFFs), which also control the partition of nucleon spin between the total angular momenta of quarks and gluons.
Generalized Form Factors Generalized Parton Distributions
Introduction • Electromagnetic Form Factors contain structure information on the many-body system of quarks and gluons of the nucleon. • When obtained from experiment, they are
Experimental Studies of the Nucleon Spin Structure from
Spin Structure of the Nucleon COMPASS
Measurement of the Nucleon Form-Factors
Exploring nucleon spin structure through neutrino neutral-current interactions in MicroBooNE K. Woodru , for the MicroBooNE collaboration New Mexico State University (Dated: February 6, 2017) The net contribution of the strange quark spins to the proton spin, s, can be determined from neutral current elastic neutrino-proton interactions at low momentum transfer combined with data from electron
The Electric Charge and Magnetization Distribution of the
Holographic production near threshold and the proton mass
Takahiro Sawada, Institute of Physics, Academia Sinica, Taiwan on behalf of the COMPASS Collaboration Study of nucleon spin structure at COMPASS-II
Structure of Schrödinger’s Nucleon Elastic Form-Factors
Thus, the eigenfunctions of introduced Hamiltonian application for nucleon structure investigation the are next interesting problem. This paper is devoted for electric and magnetic elastic form-factors …
Electromagnetic form factors of the nucleon in the chiral
The nucleon (proton and neutron) electromagnetic form factors describe the spatial distributions of electric charge and current inside the nucleon and thus are intimately related to its internal structure; these form factors are among the most basic observables of the nucleon.
Chiral structure of nucleon gravitational form factors A
Neutron stars and nucleons Are they so different?
We calculate gravitational form factors of vector mesons using a holographic model of QCD. These provide restrictions on the generalized parton distributions of vector mesons, via the sum rules
Origin of Nuclear Structure In-Medium Changes in Nucleon
Nucleon axial form factors and structure
We calculate gravitational form factors of vector mesons using a holographic model of QCD. These provide restrictions on the generalized parton distributions of vector mesons, via the sum rules
The spin of the proton indico.ihep.ac.cn
PoS(DIS2017)244 3D Structure of Hadrons by GDAs S. Kumano Gell-Mann matrix la. Using the momenta P = p+ p′and ∆ = p′ p, we express the matrix element of the energy momentum tensor in terms of the gravitational form factors Q1 and Q2 as
(PDF) Spin Structure of Nucleon and Equivalence Principle
Gravitational form factor of the pion IJS
Analysis of Nucleon Electromagnetic Form Factors from
and thus are intimately related to its internal structure; these form factors are among the most basic observables of the nucleon. The Fourier transform of EFFs gives the charge and magnetization distributions of nucleon respec-tively. One can obtain the Dirac, F1(Q2) and Pauli, F2(Q2) form factors from the rst moment of spin non-ip H(x;Q2) and spin ip E(x;Q2) GPDs [21]. Gravity plays a major
The Electromagnetic Form Factors of the Nucleon
Spin Structure of the Nucleon triumf.info
We calculate gravitational form factors of vector mesons using a holographic model of QCD. These provide restrictions on the generalized parton distributions of vector mesons, via the sum rules
The structure of the nucleon Hitoshi Murayama
Origin of Nuclear Structure In-Medium Changes in Nucleon
Measurement of the Nucleon Form-Factors Kent Paschke University of Virginia More (Thursday, session D): • B. Wojtsekhowski, Nucleon Form Factors
Nucleon axial form factors and structure
Physics Program at Jefferson Lab and a Future Electron-Ion Collider J. P. Chen, Jefferson Lab, Virginia, USA BCVSPIN, Hue, Vietnam, July 26, 2011 Introduction JLab 6 GeV Facility and 12 GeV Upgrade A Future Electron-Ion Collider (EIC) Highlights of JLab 6 GeV Results and 12 GeV Program Form Factors, Spin Structure Transverse Momentum Dependent Structure (TMDs) Generalized …
Measurement of the Nucleon Form-Factors
Nucleon spin structure at low Q Hyperfine view Outlook
Spin Structure of Nucleon and Equivalence Principle
We calculate the stress tensor, or energy-momentum tensor, form factors of the pion and of axial vector mesons in the chiral limit of a hard wall AdS/CFT model of QCD.
Parity-Violating Electron Scattering and Nucleon Structure
The deuteron structure and form factors Jefferson Lab
Form factors of the energy-momentum tensor
The aim of the workshop was to bring together a number of specialists in non-perturbative field theory as well as others working in the areas of hadron physics and related fields.
Nucleon Form FactorsNucleon Form Factors Experimental
Probing the Internal Structure of the Proton The protons and neutrons are the basic building blocks of atomic nuclei. The internal structure of the nucleons determines their fundamental properties, which in turn directly affect the properties of the nuclei. Understanding how the nucleon is built in terms of underlying quark and gluon degrees of freedom is one of most important and challenging
Nucleon Elastic Form Factors Experiments and Data
Probing the Internal Structure of the Proton UMD Physics
Structure of Schrödinger’s Nucleon Elastic Form-Factors
At zero recoil they determine the momentum and spin apportion between nucleon constituents. Our result provides an insight into the response of the nucleon’s pion cloud to an external weak gravitational field and establishes a theoretical framework for extrapolation of experimental and lattice data on the nucleon form factors to zero momentum transfer. We also discuss form factors
Experimental Studies of the Nucleon Spin Structure from
Scalar‐isoscalar states gravitational form factors and
1st QCD Spin Summer School, BNL, June 2004 Nucleon (Spin) Structure from the Lattice Tom Blum University of Connecticut and RIKEN BNL Research Center
Experimental Studies of the Nucleon Spin Structure from
Generalized Form Factors Generalized Parton Distributions
Nucleon electromagnetic and gravitational form factors
Recent fits to nucleon form factor data show that the nucleon core has a Gaussian charge density distribution and peripheral periodicity of declining amplitude whose wavelength approximates the particle’s Compton wavelength.
Chiral structure of nucleon gravitational form factors A
Structure of Schrödinger’s Nucleon Elastic Form-Factors
Form factors of the energy-momentum tensor
Exploring nucleon spin structure through neutrino neutral-current interactions in MicroBooNE K. Woodru , for the MicroBooNE collaboration New Mexico State University (Dated: February 6, 2017) The net contribution of the strange quark spins to the proton spin, s, can be determined from neutral current elastic neutrino-proton interactions at low momentum transfer combined with data from electron
Spin Structure of the Nucleon COMPASS
Measurement of the Nucleon Form-Factors Kent Paschke University of Virginia More (Thursday, session D): • B. Wojtsekhowski, Nucleon Form Factors
Spin Structure of the Nucleon triumf.info
Neutron stars and nucleons Are they so different?
Generalized Parton Distributions and Gravitational Form Factors in Light cone model Narinder Kumar and Harleen Dahiya Dr. B.R. Ambedkar National Institute of Technology, Jalandhar Dubna International Advanced School of Theoretical Physics Helmholtz International Summer School August 26, 2014 N Kumar and H Dahiya (Dr. B.R. Ambedkar National Institute of Technology, Jalandhar …
Nucleon electromagnetic and gravitational form factors
B. Badelek (Warsaw ) Nucleon Spin Structure INPC 2010 4 / 33 Partonic structure of the nucleon; distribution functions Three twist-twoquark distributions in QCD (after integrating over the quark intrinsic k t )
Probing the nucleon structure ejc2011.sciencesconf.org
Form factors of the energy-momentum tensor
Spin Structure of the Nucleon triumf.info
EM Nucleon Form Factors • They are the basic observables that contain important information about the electromagnetic structure of the proton and the neutron in the non-perturbative
The Longitudinal Spin Structure of the Nucleon Jefferson Lab
Nucleon form factors from Nf=2+1+1 twisted mass fermions
TRANSVERSE SPIN STRUCTURE OF BARYONS USING LATTICE QCD
Spin Structure of the Nucleon G. K. Mallot CERN/PH 33 rd Meeing of the PAC JINR, Dubna, June 21, 2010 G. Mallot JINR, Dubna, June 21, 2010
Nucleon axial form factors and structure
Parity-Violating Electron Scattering and Nucleon Structure
Nucleon Spin Structure at Low Q A Hyperfine View ECT
Thus, the eigenfunctions of introduced Hamiltonian application for nucleon structure investigation the are next interesting problem. This paper is devoted for electric and magnetic elastic form-factors …
Scalar‐isoscalar states gravitational form factors and
Nucleon Form factors Scholarpedia
Probing the nucleon structure ejc2011.sciencesconf.org
Spin structure functions of the nucleon have been measured for three decades, beginning with the experiments at SLAC [1] and the discovery of the famous “spin puzzle” by the EMC [2]. Several experiments at SLAC, CERN and HERA followed, with the main goal to access
(PDF) Gravitational Form Factors of Vector Mesons in an
Spin Structure of the Nucleon. Operated by Jefferson Science Associates for the U.S. Department of Energy Thomas Jefferson National Accelerator Facility Page 2 Outline • JLab today and future • Elastic Form Factors • Parton Distribution Functions • GPDs • Strangeness in the Nucleon • New Standard Model Test. Operated by Jefferson Science Associates for the U.S. Department of Energy
light-front quark-diquark model arxiv.org
The Electric Charge and Magnetization Distribution of the
Exploring nucleon spin structure through neutrino neutral
and thus are intimately related to its internal structure; these form factors are among the most basic observables of the nucleon. The Fourier transform of EFFs gives the charge and magnetization distributions of nucleon respec-tively. One can obtain the Dirac, F1(Q2) and Pauli, F2(Q2) form factors from the rst moment of spin non-ip H(x;Q2) and spin ip E(x;Q2) GPDs [21]. Gravity plays a major
Nucleon (Spin) Structure from the Lattice
3D structure of hadrons by generalized distribution
Spin Structure of the Nucleon triumf.info
Spin structure functions of the nucleon have been measured for three decades, beginning with the experiments at SLAC [1] and the discovery of the famous “spin puzzle” by the EMC [2]. Several experiments at SLAC, CERN and HERA followed, with the main goal to access
Experimental Studies of the Nucleon Spin Structure from
C Nucleon electromagnetic form factors 67 1 A historical introduction Diplon, deuton, deuteron: under di erent names, the nucleus of deuterium, or diplogen, has been the subject of intense studies since its discovery in 1932. As the only two-nucleon bound state, its properties have continuously been viewed as important in nuclear theory as the hydrogen atom is in atomic theory. 1. Yet
Neutron stars and nucleons Are they so different?
Spin Structure of the Nucleon COMPASS
The form factors for the two-nucleon stripping process
09:30–10:15 Nucleon spin structure: Highlights and Workshop goals Marc Vanderhaeghen . 10:15–11:00 Overview of new measurements of electromagnetic form factors, polarizabilities Sebastian Kuhn . and spin structure function functions . 11:00–11:30 . Coffee break. 11:30–12:15 Proton spin structure in the hyperfine splitting of muonic H Carl Carlson
Structure of Schrödinger’s Nucleon Elastic Form-Factors
(PDF) Gravitational Form Factors in the Axial Sector from
Form Factors and Structure Functions Yury Kolomensky Physics 226, Fall 2010. Phys226 YGK, Hadronic Structure Running of Coupling Constants Generic property of any field theory: higher order corrections (loops) induce momentum (distance) dependence of coupling constants. This is known as an effect of “vacuum polarization” The magnitude and the direction of the change depends on the type of
Nucleon Form factors Scholarpedia
Spin Structure of the Nucleon COMPASS
Probing the Internal Structure of the Proton The protons and neutrons are the basic building blocks of atomic nuclei. The internal structure of the nucleons determines their fundamental properties, which in turn directly affect the properties of the nuclei. Understanding how the nucleon is built in terms of underlying quark and gluon degrees of freedom is one of most important and challenging
Nucleon Form Factor Measurements and Interpretation
calculations of nucleon form factors will certainly use these new light-quark methods and hopefully get much closer to the physical quark masses. There is also an extensive amount of theoretical work on the general problem of “chiral extrapolation”, i.e. understanding from a chiral
Generalized Form Factors Generalized Parton Distributions
Chiral structure of nucleon gravitational form factors A.V. Belitsky, X. Ji Department of Physics University of Maryland at College Park College Park, MD 20742-4111, USA Abstract We study the low momentum behavior of nucleon gravitational form factors in the framework of the heavy baryon chiral perturbation theory. At zero recoil they determine the momentum and spin apportion between nucleon
Chiral structure of nucleon gravitational form factors A
The aim of the workshop was to bring together a number of specialists in non-perturbative field theory as well as others working in the areas of hadron physics and related fields.
Spin Structure of the Nucleon COMPASS
Generalized parton distributions of the deuteron in a
We confirm the obtained mass values from an analysis of the pion and nucleon spin‐0 gravitational form factors, recently measured on the lattice. We find that a simple two‐state model suggests a meson nature of f 0 (600), and a glueball nature of f 0 (980), which naturally explains the ratios of various coupling constants.
The Longitudinal Spin Structure of the Nucleon Jefferson Lab
The deuteron structure and form factors Jefferson Lab
With a special intention of clarifying the underlying spin contents of the nucleon, we investigate the generalized form factors of the nucleon, which are defined as the nth x moments of the generalized parton distribution functions, within the framework of the chiral quark soliton model.
(PDF) Spin Structure of Nucleon and Equivalence Principle
arXivhep-ph/0203276v1 29 Mar 2002 CiteSeerX
We calculate the stress tensor, or energy-momentum tensor, form factors of the pion and of axial vector mesons in the chiral limit of a hard wall AdS/CFT model of QCD.
light-front quark-diquark model arxiv.org
Parity-Violating Electron Scattering and Nucleon Structure 3 1 INTRODUCTION The study of the parity-nonconserving force between electrons and quarks has
The Longitudinal Spin Structure of the Nucleon Jefferson Lab
Electromagnetic form factors of the nucleon in the chiral constituent quark model Harleen Dahiya Department of Physics Dr. B.R. Ambedkar National Institute of Technology Jalandhar Jefferson Lab, Newport News, Virginia April 11-15, 2011 H Dahiya (NITJ) Electromagnetic form factors of the nucleon DIS 2011 1 / 38. 3 Summary and Conclusions Outline 1 Internal structure of the baryons 2 …
Nucleon electromagnetic and gravitational form factors
Nucleon Form factors Scholarpedia
I. INTRODUCTION The space-like electromagnetic form factors of the proton and neutron obtained in electron-nucleon elastic scattering are key measures of the fundamental structure of hadrons.
Chiral structure of nucleon gravitational form factors
Nucleon spin and orbital structure 20 years later
Outline 1. Nucleon structure 2. Energy-momentum tensor 3. Mass decompositions 4. 3D distributions in Breit frame 5. Comparison with neutron stars 6.
(PDF) Gravitational Form Factors in the Axial Sector from
Nucleon Spin Structure at Low Q A Hyperfine View ECT
The SAMPLE Experiment and Weak Nucleon Structure
Abstract. Nucleon scattering by the classical gravitational field is described by the gravitational (energy-momentum tensor) form factors (GFFs), which also control the partition of nucleon spin between the total angular momenta of quarks and gluons.
Spin Structure of the Nucleon triumf.info
Parity-Violating Electron Scattering and Nucleon Structure
Nucleon Form factors Scholarpedia
form factors, F1(q2) and F2(q2), are the analogs of F(q2) in the discussion above, and F 1 (0) = F 2 (0) = 1. If the proton were a pointlike Dirac particle like the
TRANSVERSE SPIN STRUCTURE OF BARYONS USING LATTICE QCD
Parity-Violating Electron Scattering and Nucleon Structure
Gravitational Form Factors The most general structure of stress tensor matrix ele- ment for spin- 21 particles can be written in terms of three form factors FIG. 3: The red dashed line is the gravitational form factor p2 , s2 T µν (0) p1 , s1 = u(p2 , s2 ) A(Q)γ (µ pν) (67) from the soft-wall model, while the solid blue line is the corre- sponding form factor from the integral of a GPD
QCD Downunder 2017 Special Research Centre for the
Form Factors and Structure Functions
Electromagnetic form factors of the nucleon in the chiral constituent quark model Harleen Dahiya Department of Physics Dr. B.R. Ambedkar National Institute of Technology Jalandhar Jefferson Lab, Newport News, Virginia April 11-15, 2011 H Dahiya (NITJ) Electromagnetic form factors of the nucleon DIS 2011 1 / 38. 3 Summary and Conclusions Outline 1 Internal structure of the baryons 2 …
Form Factors and Structure Functions
At zero recoil they determine the momentum and spin apportion between nucleon constituents. Our result provides an insight into the response of the nucleon’s pion cloud to an external weak gravitational field and establishes a theoretical framework for extrapolation of experimental and lattice data on the nucleon form factors to zero momentum transfer. We also discuss form factors
Form factors of the energy-momentum tensor
Introduction • Electromagnetic Form Factors contain structure information on the many-body system of quarks and gluons of the nucleon. • When obtained from experiment, they are
3D structure of hadrons by generalized distribution
of nucleon form factors, low moments of nucleon structure functions and low moments of generalized parton distributions, including flavor and spin dependence” Tuesday, April 29, 2014. Nucleon Structure on a Lattice Large-Scale Computing(NP) Apr 29-30, 2014 Sergey N. Syritsyn Nucleon Structure on a Lattice Project • Gauge field configurations are generated elsewhere (normally BG/Qs), gauge
Nucleon Form Factor Measurements and Interpretation
Gravitational form factors are the matrix elements of the Belinfante energy momentum tensor (EMT) which naturally incorporate the hadron structure and the equivalence principle.
Nucleon axial form factors and structure
B. Badelek (Warsaw ) Nucleon Spin Structure INPC 2010 4 / 33 Partonic structure of the nucleon; distribution functions Three twist-twoquark distributions in QCD (after integrating over the quark intrinsic k t )
The Electric Charge and Magnetization Distribution of the
Exploring nucleon spin structure through neutrino neutral-current interactions in MicroBooNE K. Woodru , for the MicroBooNE collaboration New Mexico State University (Dated: February 6, 2017) The net contribution of the strange quark spins to the proton spin, s, can be determined from neutral current elastic neutrino-proton interactions at low momentum transfer combined with data from electron
Holographic production near threshold and the proton mass
Fundamental Structure of Matter and Strong Interaction
Origin of Nuclear Structure In-Medium Changes in Nucleon
Front. Phys. 11(5), 111207 (2016) DOI 10.1007/s11467-016-0573-6 REVIEW ARTICLE Gravitational form factors and nucleon spin structure O. V. Teryaev
Experimental Studies of the Nucleon Spin Structure from
Form Factors and Structure Functions
Physics Program at Jefferson Lab and a Future Electron-Ion
Nucleon form factors from Nf=2+1+1 twisted mass fermions at the physical point Martha Constantinou Temple University in collaboration with ETM Collaboration:
Spin Structure of Nucleon and Equivalence Principle
TRANSVERSE SPIN STRUCTURE OF BARYONS USING LATTICE QCD Jacob Bickerton Collaborators: James Zanotti, Ross Young QCD Down Under 2017 1. CONTENT • Motivation • Spin Density • Solving Three-point functions • Form Factors • Flavour Symmetry Breaking Expansion 2. MOTIVATION • To look at the internal structure of baryons and view the positional density of the quarks depending on the spin
The Longitudinal Spin Structure of the Nucleon Jefferson Lab
Nucleon Elastic Form Factors Experiments and Data
Spin Structure of Nucleon and Equivalence Principle
Chiral structure of nucleon gravitational form factors A.V. Belitsky, X. Ji Department of Physics University of Maryland at College Park College Park, MD 20742-4111, USA Abstract We study the low momentum behavior of nucleon gravitational form factors in the framework of the heavy baryon chiral perturbation theory. At zero recoil they determine the momentum and spin apportion between nucleon
Nucleon Spin Structure at Low Q A Hyperfine View ECT
Probing the Internal Structure of the Proton The protons and neutrons are the basic building blocks of atomic nuclei. The internal structure of the nucleons determines their fundamental properties, which in turn directly affect the properties of the nuclei. Understanding how the nucleon is built in terms of underlying quark and gluon degrees of freedom is one of most important and challenging
Generalized parton distributions of the deuteron in a
Spin Structure of Nucleon and Equivalence Principle
Chiral structure of nucleon gravitational form factors A.V. Belitsky, X. Ji Department of Physics University of Maryland at College Park College Park, MD 20742-4111, USA Abstract We study the low momentum behavior of nucleon gravitational form factors in the framework of the heavy baryon chiral perturbation theory. At zero recoil they determine the momentum and spin apportion between nucleon
Generalized Form Factors Generalized Parton Distributions
The Electromagnetic Form Factors of the Nucleon
and thus are intimately related to its internal structure; these form factors are among the most basic observables of the nucleon. The Fourier transform of EFFs gives the charge and magnetization distributions of nucleon respec-tively. One can obtain the Dirac, F1(Q2) and Pauli, F2(Q2) form factors from the rst moment of spin non-ip H(x;Q2) and spin ip E(x;Q2) GPDs [21]. Gravity plays a major
The Electric Charge and Magnetization Distribution of the
Physics Program at Jefferson Lab and a Future Electron-Ion
QCD Downunder 2017 Special Research Centre for the
At zero recoil they determine the momentum and spin apportion between nucleon constituents. Our result provides an insight into the response of the nucleon’s pion cloud to an external weak gravitational field and establishes a theoretical framework for extrapolation of experimental and lattice data on the nucleon form factors to zero momentum transfer. We also discuss form factors
(PDF) Gravitational Form Factors in the Axial Sector from
Spin Structure of the Nucleon G. K. Mallot CERN/PH 33 rd Meeing of the PAC JINR, Dubna, June 21, 2010 G. Mallot JINR, Dubna, June 21, 2010
Spin Structure of Nucleon and Equivalence Principle
TRANSVERSE SPIN STRUCTURE OF BARYONS USING LATTICE QCD Jacob Bickerton Collaborators: James Zanotti, Ross Young QCD Down Under 2017 1. CONTENT • Motivation • Spin Density • Solving Three-point functions • Form Factors • Flavour Symmetry Breaking Expansion 2. MOTIVATION • To look at the internal structure of baryons and view the positional density of the quarks depending on the spin
The SAMPLE Experiment and Weak Nucleon Structure
Gravitational form factors are the matrix elements of the Belinfante energy momentum tensor (EMT) which naturally incorporate the hadron structure and the equivalence principle.
Nucleon form factors from Nf=2+1+1 twisted mass fermions
Thus, the eigenfunctions of introduced Hamiltonian application for nucleon structure investigation the are next interesting problem. This paper is devoted for electric and magnetic elastic form-factors …
The Longitudinal Spin Structure of the Nucleon Jefferson Lab
Fundamental Structure of Matter and Strong Interaction
– Form Factors (Q2) => Consolidation and Exploration at higher Q2 – Nucleon radius (from Q 2 0) => High Precision, but also need of Consolidation in lab.
Chiral structure of nucleon gravitational form factors A
Holographic production near threshold and the proton mass
I. INTRODUCTION The space-like electromagnetic form factors of the proton and neutron obtained in electron-nucleon elastic scattering are key measures of the fundamental structure of hadrons.
3D structure of hadrons by generalized distribution
Page 3 The Issues • What lies at the heart of nuclear structure? • Start from a QCD-inspired model of hadron structure • Ask how that structure is modified in-medium
Origin of Nuclear Structure In-Medium Changes in Nucleon
Form Factors and Structure Functions Yury Kolomensky Physics 226, Fall 2010. Phys226 YGK, Hadronic Structure Running of Coupling Constants Generic property of any field theory: higher order corrections (loops) induce momentum (distance) dependence of coupling constants. This is known as an effect of “vacuum polarization” The magnitude and the direction of the change depends on the type of
Nucleon Form FactorsNucleon Form Factors Experimental
Analysis of Nucleon Electromagnetic Form Factors from
09:30–10:15 Nucleon spin structure: Highlights and Workshop goals Marc Vanderhaeghen . 10:15–11:00 Overview of new measurements of electromagnetic form factors, polarizabilities Sebastian Kuhn . and spin structure function functions . 11:00–11:30 . Coffee break. 11:30–12:15 Proton spin structure in the hyperfine splitting of muonic H Carl Carlson
Nucleon Form Factor Measurements and Interpretation
(PDF) Gravitational Form Factors in the Axial Sector from
(PDF) Gravitational Form Factors of Vector Mesons in an
PoS(DIS2017)244 3D Structure of Hadrons by GDAs S. Kumano Gell-Mann matrix la. Using the momenta P = p+ p′and ∆ = p′ p, we express the matrix element of the energy momentum tensor in terms of the gravitational form factors Q1 and Q2 as
The spin of the proton indico.ihep.ac.cn
Neutron stars and nucleons Are they so different?
Probing the Internal Structure of the Proton UMD Physics
DOI 10.1140/epja/i2015-15079-x Review Eur. Phys. J. A (2015) 51:79 THE EUROPEAN PHYSICAL JOURNAL A The structure of the nucleon: Elastic electromagnetic form factors
Exploring nucleon spin structure through neutrino neutral
Measurement of the Nucleon Form-Factors Kent Paschke University of Virginia More (Thursday, session D): • B. Wojtsekhowski, Nucleon Form Factors
(PDF) Gravitational Form Factors of Vector Mesons in an
Parity-Violating Electron Scattering and Nucleon Structure
Nucleon spin and orbital structure 20 years later
Gravitational form factors are the matrix elements of the Belinfante energy momentum tensor (EMT) which naturally incorporate the hadron structure and the equivalence principle.
Overview of proton neutron and pion form factor measurements
Electromagnetic form factors of the nucleon in the chiral
The aim of the workshop was to bring together a number of specialists in non-perturbative field theory as well as others working in the areas of hadron physics and related fields.
Nucleon Elastic Form Factors Experiments and Data
Chiral structure of nucleon gravitational form factors A.V. Belitsky, X. Ji Department of Physics University of Maryland at College Park College Park, MD 20742-4111, USA Abstract We study the low momentum behavior of nucleon gravitational form factors in the framework of the heavy baryon chiral perturbation theory. At zero recoil they determine the momentum and spin apportion between nucleon
Measurement of the Nucleon Form-Factors
We calculate the stress tensor, or energy-momentum tensor, form factors of the pion and of axial vector mesons in the chiral limit of a hard wall AdS/CFT model of QCD.
Generalized Form Factors Generalized Parton Distributions
Nucleon form factors from Nf=2+1+1 twisted mass fermions at the physical point Martha Constantinou Temple University in collaboration with ETM Collaboration:
The form factors for the two-nucleon stripping process
The nucleon (proton and neutron) electromagnetic form factors describe the spatial distributions of electric charge and current inside the nucleon and thus are intimately related to its internal structure; these form factors are among the most basic observables of the nucleon.
Nucleon Form factors Scholarpedia
Predicting Proton Axial Form Factors with a Quark-Diquark
The structure of the nucleon Hitoshi Murayama
Electromagnetic form factors of the nucleon in the chiral constituent quark model Harleen Dahiya Department of Physics Dr. B.R. Ambedkar National Institute of Technology Jalandhar Jefferson Lab, Newport News, Virginia April 11-15, 2011 H Dahiya (NITJ) Electromagnetic form factors of the nucleon DIS 2011 1 / 38. 3 Summary and Conclusions Outline 1 Internal structure of the baryons 2 …
Nucleon Form FactorsNucleon Form Factors Experimental
Nucleon Elastic Form Factors Experiments and Data
3D structure of hadrons by generalized distribution amplitudes and gravitational form factors S. Kumano∗a,b, Qin-Tao Songa, Understanding of three-dimensional (3D) structure functions for the nucleon is one of hot topics in hadron physics. One of the major purposes of their studies is to understand the origin of nucleon spin including partonic orbital-angular-momentum contributions
arXivhep-ph/0203276v1 29 Mar 2002 CiteSeerX
Nucleon spin and orbital structure 20 years later
Nucleon Elastic Form Factors … Fundamental quantities Defined in context of singleDefined in context of single-photon exchangephoton exchange
The SAMPLE Experiment and Weak Nucleon Structure
Chiral structure of nucleon gravitational form factors A
Physics Program at Jefferson Lab and a Future Electron-Ion
The partition of nucleon spin between total angular momenta of quarks and gluons is described by the energy momentum tensor formfactors manifested also in the nucleon scattering by weak classical
Nucleon electromagnetic and gravitational form factors
Spin Structure of the Nucleon. Operated by Jefferson Science Associates for the U.S. Department of Energy Thomas Jefferson National Accelerator Facility Page 2 Outline • JLab today and future • Elastic Form Factors • Parton Distribution Functions • GPDs • Strangeness in the Nucleon • New Standard Model Test. Operated by Jefferson Science Associates for the U.S. Department of Energy
Nucleon Form Factor Measurements and Interpretation
Form Factors and Structure Functions
Thus, the eigenfunctions of introduced Hamiltonian application for nucleon structure investigation the are next interesting problem. This paper is devoted for electric and magnetic elastic form-factors …
Nucleon Structure on a Lattice National Energy Research
The structure of the nucleon Hitoshi Murayama
The nucleon (proton and neutron) electromagnetic form factors describe the spatial distributions of electric charge and current inside the nucleon and thus are intimately related to its internal structure; these form factors are among the most basic observables of the nucleon.
Study of nucleon spin structure at COMPASS-II
QCD Downunder 2017 Special Research Centre for the
DOI 10.1140/epja/i2015-15079-x Review Eur. Phys. J. A (2015) 51:79 THE EUROPEAN PHYSICAL JOURNAL A The structure of the nucleon: Elastic electromagnetic form factors
(PDF) Gravitational Form Factors of Vector Mesons in an
Introduction • Electromagnetic Form Factors contain structure information on the many-body system of quarks and gluons of the nucleon. • When obtained from experiment, they are
The Longitudinal Spin Structure of the Nucleon Jefferson Lab
Nucleon Elastic Form Factors Experiments and Data
The SAMPLE Experiment and Weak Nucleon Structure
EM Nucleon Form Factors • They are the basic observables that contain important information about the electromagnetic structure of the proton and the neutron in the non-perturbative
Chiral structure of nucleon gravitational form factors A
Nucleon spin structure at low Q Hyperfine view Outlook
At zero recoil they determine the momentum and spin apportion between nucleon constituents. Our result provides an insight into the response of the nucleon’s pion cloud to an external weak gravitational field and establishes a theoretical framework for extrapolation of experimental and lattice data on the nucleon form factors to zero momentum transfer. We also discuss form factors
Nucleon Form FactorsNucleon Form Factors Experimental
Page 3 The Issues • What lies at the heart of nuclear structure? • Start from a QCD-inspired model of hadron structure • Ask how that structure is modified in-medium
Neutron stars and nucleons Are they so different?
CHAPTER 1 INTRODUCTION AND THEORY 1.1 Introduction 1.1.1